64927560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28477}}^1$

素因数の和:28510

約数の個数: 64

約数和(自身を含む): 205041600

約数和(自身を除く): 140114040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 28477, 56954, 85431, 113908, 142385, 170862, 227816, 284770, 341724, 427155, 541063, 569540, 683448, 854310, 1082126, 1139080, 1623189, 1708620, 2164252, 2705315, 3246378, 3417240, 4328504, 5410630, 6492756, 8115945, 10821260, 12985512, 16231890, 21642520, 32463780, 64927560]

約数ペア:

[(1, 64927560), (2, 32463780), (3, 21642520), (4, 16231890), (5, 12985512), (6, 10821260), (8, 8115945), (10, 6492756), (12, 5410630), (15, 4328504), (19, 3417240), (20, 3246378), (24, 2705315), (30, 2164252), (38, 1708620), (40, 1623189), (57, 1139080), (60, 1082126), (76, 854310), (95, 683448), (114, 569540), (120, 541063), (152, 427155), (190, 341724), (228, 284770), (285, 227816), (380, 170862), (456, 142385), (570, 113908), (760, 85431), (1140, 56954), (2280, 28477)]