Q: What is the sum of all factors of the number 200,321,120 excluding 200,321,120?

A: 277,401,328

Why is 277,401,328 the sum of all factors of 200,321,120, excluding 200,321,120?

The factors of the number 200,321,120 are: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 107, 160, 214, 428, 535, 856, 1070, 1712, 2140, 3424, 4280, 8560, 11701, 17120, 23402, 46804, 58505, 93608, 117010, 187216, 234020, 374432, 468040, 936080, 1252007, 1872160, 2504014, 5008028, 6260035, 10016056, 12520070, 20032112, 25040140, 40064224, 50080280, 100160560, 200321120.

If you add them up, you will get the total of 200,321,397. Now subtract 200,321,120 to get 277,401,328