Least Common Factor Calculator

Welcome to the Least Common Factor Calculator. You can use the Least Common Factor Calculator to calculate the Least Common Factor (LCF) of any two numbers.

As always, our calculator not only shows the solution, but also gives you a detailed explanation of how to solve the problem.

Please submit two numbers below to get the Least Common Factor of those two numbers.

Here are some examples of what the Least Common Factor Calculator can answer:

What is the least common factor of 8 and 12?

What is the least common factor of 6 and 8?

What is the least common factor of 9 and 12?

What is the least common factor of 36 and 45?

What is the least common factor of 4 and 10?