Greatest Common Factor of 720, 280, 90

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

• Greatest Common Factor of 720, 280, 90 by common division method
• Greatest Common Factor of 720, 280, 90 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 2 x 5 = 10

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

Factors of 280

List of positive integer factors of 280 that divides 280 without a remainder.

1,2,4,5,7,8,10,14,20,28,35,40,56,70,140,280

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Greatest Common Factor

We found the factors 720,280,90 . The biggest common factor number is the GCF number.
So the greatest common factor 720,280,90 is 10.

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

• GCF of 482, 278, 55
• GCF of 787, 820, 29
• GCF of 780, 730, 77
• GCF of 595, 600, 76
• GCF of 777, 613, 20

1. What is the GCF of 720, 280, 90?

Answer: GCF of 720, 280, 90 is 10.

2. How to Find the GCF of 720, 280, 90

Answer: Greatest Common Factor(GCF) of 720, 280, 90 = 10

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

Step 2: Then multiply all the prime factors GCF(720, 280, 90) = 10.