Greatest Common Factor of 728, 630, 42, 164

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

• Greatest Common Factor of 728, 630, 42, 164 by common division method
• Greatest Common Factor of 728, 630, 42, 164 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 = 2

Factors of 728

List of positive integer factors of 728 that divides 728 without a remainder.

1,2,4,7,8,13,14,26,28,52,56,91,104,182,364,728

Factors of 630

List of positive integer factors of 630 that divides 630 without a remainder.

1,2,3,5,6,7,9,10,14,15,18,21,30,35,42,45,63,70,90,105,126,210,315,630

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 164

List of positive integer factors of 164 that divides 164 without a remainder.

1,2,4,41,82,164

Greatest Common Factor

We found the factors 728,630,42,164 . The biggest common factor number is the GCF number.
So the greatest common factor 728,630,42,164 is 2.

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

• GCF of 347, 473, 52, 821
• GCF of 982, 606, 40, 361
• GCF of 168, 630, 48, 374
• GCF of 699, 945, 54, 565
• GCF of 758, 477, 34, 344

1. What is the GCF of 728, 630, 42, 164?

Answer: GCF of 728, 630, 42, 164 is 2.

2. How to Find the GCF of 728, 630, 42, 164

Answer: Greatest Common Factor(GCF) of 728, 630, 42, 164 = 2

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

Step 2: Then multiply all the prime factors GCF(728, 630, 42, 164) = 2.