255976812

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{78137}}^1$

素因数の和:78167

約数の個数: 72

約数和(自身を含む): 796382496

約数和(自身を除く): 540405684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 78137, 156274, 234411, 312548, 468822, 546959, 703233, 937644, 1015781, 1093918, 1406466, 1640877, 2031562, 2187836, 2812932, 3047343, 3281754, 4063124, 4922631, 6094686, 6563508, 7110467, 9142029, 9845262, 12189372, 14220934, 18284058, 19690524, 21331401, 28441868, 36568116, 42662802, 63994203, 85325604, 127988406, 255976812]

約数ペア:

[(1, 255976812), (2, 127988406), (3, 85325604), (4, 63994203), (6, 42662802), (7, 36568116), (9, 28441868), (12, 21331401), (13, 19690524), (14, 18284058), (18, 14220934), (21, 12189372), (26, 9845262), (28, 9142029), (36, 7110467), (39, 6563508), (42, 6094686), (52, 4922631), (63, 4063124), (78, 3281754), (84, 3047343), (91, 2812932), (117, 2187836), (126, 2031562), (156, 1640877), (182, 1406466), (234, 1093918), (252, 1015781), (273, 937644), (364, 703233), (468, 546959), (546, 468822), (819, 312548), (1092, 234411), (1638, 156274), (3276, 78137)]