Greatest Common Factor of 280, 245, 65

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

• Greatest Common Factor of 280, 245, 65 by common division method
• Greatest Common Factor of 280, 245, 65 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 5 = 5

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 245

List of positive integer factors of 245 that divides 245 without a remainder.

1,5,7,35,49,245

Factors of 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

Greatest Common Factor

We found the factors 280,245,65 . The biggest common factor number is the GCF number.
So the greatest common factor 280,245,65 is 5.

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

• GCF of 806, 158, 51
• GCF of 962, 955, 62
• GCF of 174, 675, 57
• GCF of 143, 495, 59
• GCF of 202, 700, 75

1. What is the GCF of 280, 245, 65?

Answer: GCF of 280, 245, 65 is 5.

2. How to Find the GCF of 280, 245, 65

Answer: Greatest Common Factor(GCF) of 280, 245, 65 = 5

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

Step 2: Then multiply all the prime factors GCF(280, 245, 65) = 5.