81915240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{62057}}^1$

素因数の和:62082

約数の個数: 64

約数和(自身を含む): 268090560

約数和(自身を除く): 186175320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 62057, 124114, 186171, 248228, 310285, 372342, 496456, 620570, 682627, 744684, 930855, 1241140, 1365254, 1489368, 1861710, 2047881, 2482280, 2730508, 3413135, 3723420, 4095762, 5461016, 6826270, 7446840, 8191524, 10239405, 13652540, 16383048, 20478810, 27305080, 40957620, 81915240]

約数ペア:

[(1, 81915240), (2, 40957620), (3, 27305080), (4, 20478810), (5, 16383048), (6, 13652540), (8, 10239405), (10, 8191524), (11, 7446840), (12, 6826270), (15, 5461016), (20, 4095762), (22, 3723420), (24, 3413135), (30, 2730508), (33, 2482280), (40, 2047881), (44, 1861710), (55, 1489368), (60, 1365254), (66, 1241140), (88, 930855), (110, 744684), (120, 682627), (132, 620570), (165, 496456), (220, 372342), (264, 310285), (330, 248228), (440, 186171), (660, 124114), (1320, 62057)]