Common Factor Calculator

Created by Komal Rafay
Reviewed by Steven Wooding
Last updated: Mar 02, 2023

The common factor calculator is an easy-to-use, time-saving tool. It swiftly determines the common factors of any two non-decimal numbers. What more could a math enthusiast want? And that's not all; we will also be discussing some important topics in this article.

  • How to find the common factor?
  • What are the uses of the greatest common factor?

And more!

Common factor calculator

The common factor calculator is an intuitive tool that allows you to calculate the factors that are common between any two numbers.

All you have to do is input the two numbers that you want to determine the common factors for. You will have the list of factors for both the numbers and the ones that are common between them.
That's it; it couldn't get any simpler than that.

For instance, you enter 5454 and 7272. Right off the bat, the tool displays the common factors as 1,2,3,6,9,181, 2, 3, 6, 9, 18. But that is not all. A list of factors for both numbers is also displayed.

Uses of common factors

Common factors are essential in mathematics because they help to simplify equations and expressions. They are also used to find the greatest common factor (GCF) of two or more numbers, which is the largest number that divides evenly into each of the numbers. Common factors can also be used to find the least common multiple (LCM) of two or more numbers, the smallest number that is a multiple of all of the numbers.

💡 Once you estimate the highest common factor among the common factors of numbers, deciding how to divide a family inheritance between siblings becomes easier than you would have expected. It also helps divide a pizza between a group of people and calculate the amount of money each person in a family should contribute to a shared expense.

More on common factors at Omni!

Common factors are one aspect of the versatile field of divisors and factors. Check out the many other tools we have for you.


What are the common factors of 8 and 32?

The common factors of 8 and 32 are 1, 2, 4, and 8.

The list of factors of each are:

  • 8 = 1, 2, 4, 8.
  • 32 = 1, 2, 4, 8, 16, 32.

How do I find the common factors of 12 and 24?

To determine the common factors of 12 and 24, follow the steps below:

  1. List the factors of 12.
  2. List the factors of 24.
  3. Highlight the common factors among the two.


12 = 1, 2, 3, 4, 6, 12
24 = 1, 2, 3, 4, 6, 8, 12, 24
CFs = 1, 2, 3, 4, 6, 12

Komal Rafay
Enter one or two numbers:
First number
Second number
To find common factors of more than two numbers, go to the GCF calculator. You may also want to have a look at our prime factorization calculator.
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