Q: What is the sum of all factors of the number 255,780 excluding 255,780?
A: 677,880
The factors of the number 255,780 are: 1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 49, 58, 60, 63, 70, 84, 87, 90, 98, 105, 116, 126, 140, 145, 147, 174, 180, 196, 203, 210, 245, 252, 261, 290, 294, 315, 348, 406, 420, 435, 441, 490, 522, 580, 588, 609, 630, 735, 812, 870, 882, 980, 1015, 1044, 1218, 1260, 1305, 1421, 1470, 1740, 1764, 1827, 2030, 2205, 2436, 2610, 2842, 2940, 3045, 3654, 4060, 4263, 4410, 5220, 5684, 6090, 7105, 7308, 8526, 8820, 9135, 12180, 12789, 14210, 17052, 18270, 21315, 25578, 28420, 36540, 42630, 51156, 63945, 85260, 127890, 255780.
If you add them up, you will get the total of 256,457. Now subtract 255,780 to get 677,880