Q: What is the sum of all factors of the number 72,180 excluding 72,180?
A: 147,312
The factors of the number 72,180 are: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 401, 802, 1203, 1604, 2005, 2406, 3609, 4010, 4812, 6015, 7218, 8020, 12030, 14436, 18045, 24060, 36090, 72180.
If you add them up, you will get the total of 72,327. Now subtract 72,180 to get 147,312