Q: What is the sum of all factors of the number 150,220,120 excluding 150,220,120?

A: 189,199,400

Why is 189,199,400 the sum of all factors of 150,220,120, excluding 150,220,120?

The factors of the number 150,220,120 are: 1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820, 9640, 15583, 31166, 62332, 77915, 124664, 155830, 311660, 623320, 3755503, 7511006, 15022012, 18777515, 30044024, 37555030, 75110060, 150220120.

If you add them up, you will get the total of 150,220,309. Now subtract 150,220,120 to get 189,199,400