1231140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 3713472

約数和(自身を除く): 2482332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 71, 85, 102, 142, 170, 204, 213, 255, 284, 289, 340, 355, 426, 510, 578, 710, 852, 867, 1020, 1065, 1156, 1207, 1420, 1445, 1734, 2130, 2414, 2890, 3468, 3621, 4260, 4335, 4828, 5780, 6035, 7242, 8670, 12070, 14484, 17340, 18105, 20519, 24140, 36210, 41038, 61557, 72420, 82076, 102595, 123114, 205190, 246228, 307785, 410380, 615570, 1231140]

約数ペア:

[(1, 1231140), (2, 615570), (3, 410380), (4, 307785), (5, 246228), (6, 205190), (10, 123114), (12, 102595), (15, 82076), (17, 72420), (20, 61557), (30, 41038), (34, 36210), (51, 24140), (60, 20519), (68, 18105), (71, 17340), (85, 14484), (102, 12070), (142, 8670), (170, 7242), (204, 6035), (213, 5780), (255, 4828), (284, 4335), (289, 4260), (340, 3621), (355, 3468), (426, 2890), (510, 2414), (578, 2130), (710, 1734), (852, 1445), (867, 1420), (1020, 1207), (1065, 1156)]