Q: What is the sum of all factors of the number 126,240 excluding 126,240?

A: 272,928

Why is 272,928 the sum of all factors of 126,240, excluding 126,240?

The factors of the number 126,240 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 263, 480, 526, 789, 1052, 1315, 1578, 2104, 2630, 3156, 3945, 4208, 5260, 6312, 7890, 8416, 10520, 12624, 15780, 21040, 25248, 31560, 42080, 63120, 126240.

If you add them up, you will get the total of 126,512. Now subtract 126,240 to get 272,928