54706920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6421}}^1$

素因数の和:6506

約数の個数: 64

約数和(自身を含む): 166458240

約数和(自身を除く): 111751320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 6421, 8520, 12842, 19263, 25684, 32105, 38526, 51368, 64210, 77052, 96315, 128420, 154104, 192630, 256840, 385260, 455891, 770520, 911782, 1367673, 1823564, 2279455, 2735346, 3647128, 4558910, 5470692, 6838365, 9117820, 10941384, 13676730, 18235640, 27353460, 54706920]

約数ペア:

[(1, 54706920), (2, 27353460), (3, 18235640), (4, 13676730), (5, 10941384), (6, 9117820), (8, 6838365), (10, 5470692), (12, 4558910), (15, 3647128), (20, 2735346), (24, 2279455), (30, 1823564), (40, 1367673), (60, 911782), (71, 770520), (120, 455891), (142, 385260), (213, 256840), (284, 192630), (355, 154104), (426, 128420), (568, 96315), (710, 77052), (852, 64210), (1065, 51368), (1420, 38526), (1704, 32105), (2130, 25684), (2840, 19263), (4260, 12842), (6421, 8520)]