Greatest Common Factor of 840, 720

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023

GCF of two or more numbers Calculator allows you to quickly calculate the GCF of 840, 720 i.e. 120 largest integer that divides all the numbers equally.

Greatest common factor (GCF) of 840, 720 is 120.

GCF(840, 720) = 120

GCF of 840, 720

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

GCF of:

Greatest Common Factor of 840,720

GCF of 840,720 is 120

2 840, 720
2 420, 360
2 210, 180
3 105, 90
5 35, 30
7, 6

∴ So the GCF of the given numbers is 2 x 2 x 2 x 3 x 5 = 120

Greatest Common Factor (GCF) By Matching Biggest Common Factor Method

Factors of 840

List of positive integer factors of 840 that divides 840 without a remainder.

1,2,3,4,5,6,7,8,10,12,14,15,20,21,24,28,30,35,40,42,56,60,70,84,105,120,140,168,210,280,420,840

Factors of 720

List of positive integer factors of 720 that divides 720 without a remainder.

1,2,3,4,5,6,8,9,10,12,15,16,18,20,24,30,36,40,45,48,60,72,80,90,120,144,180,240,360,720

Greatest Common Factor

We found the factors 840,720 . The biggest common factor number is the GCF number.
So the greatest common factor 840,720 is 120.

GCF of two or more Numbers Calculation Examples

Here are some samples of GCF of two or more Numbers calculations.

Frequently Asked Questions on GCF of 840, 720

1. What is the GCF of 840, 720?

Answer: GCF of 840, 720 is 120.

2. How to Find the GCF of 840, 720

Answer: Greatest Common Factor(GCF) of 840, 720 = 120

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(840, 720) = 120.