721012530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{64781}}^1$

素因数の和:64851

約数の個数: 64

約数和(自身を含む): 2014979328

約数和(自身を除く): 1293966798

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 53, 70, 105, 106, 159, 210, 265, 318, 371, 530, 742, 795, 1113, 1590, 1855, 2226, 3710, 5565, 11130, 64781, 129562, 194343, 323905, 388686, 453467, 647810, 906934, 971715, 1360401, 1943430, 2267335, 2720802, 3433393, 4534670, 6802005, 6866786, 10300179, 13604010, 17166965, 20600358, 24033751, 34333930, 48067502, 51500895, 72101253, 103001790, 120168755, 144202506, 240337510, 360506265, 721012530]

約数ペア:

[(1, 721012530), (2, 360506265), (3, 240337510), (5, 144202506), (6, 120168755), (7, 103001790), (10, 72101253), (14, 51500895), (15, 48067502), (21, 34333930), (30, 24033751), (35, 20600358), (42, 17166965), (53, 13604010), (70, 10300179), (105, 6866786), (106, 6802005), (159, 4534670), (210, 3433393), (265, 2720802), (318, 2267335), (371, 1943430), (530, 1360401), (742, 971715), (795, 906934), (1113, 647810), (1590, 453467), (1855, 388686), (2226, 323905), (3710, 194343), (5565, 129562), (11130, 64781)]