Q: What is the sum of all factors of the number 180,120 excluding 180,120?

A: 395,880

Why is 395,880 the sum of all factors of 180,120, excluding 180,120?

The factors of the number 180,120 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 79, 95, 114, 120, 152, 158, 190, 228, 237, 285, 316, 380, 395, 456, 474, 570, 632, 760, 790, 948, 1140, 1185, 1501, 1580, 1896, 2280, 2370, 3002, 3160, 4503, 4740, 6004, 7505, 9006, 9480, 12008, 15010, 18012, 22515, 30020, 36024, 45030, 60040, 90060, 180120.

If you add them up, you will get the total of 180,515. Now subtract 180,120 to get 395,880