71646680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^2$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 191147040

約数和(自身を除く): 119500360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 79, 82, 140, 158, 164, 205, 280, 287, 316, 328, 395, 410, 553, 574, 632, 790, 820, 1106, 1148, 1435, 1580, 1640, 2212, 2296, 2765, 2870, 3160, 3239, 4424, 5530, 5740, 6241, 6478, 11060, 11480, 12482, 12956, 16195, 22120, 22673, 24964, 25912, 31205, 32390, 43687, 45346, 49928, 62410, 64780, 87374, 90692, 113365, 124820, 129560, 174748, 181384, 218435, 226730, 249640, 255881, 349496, 436870, 453460, 511762, 873740, 906920, 1023524, 1279405, 1747480, 1791167, 2047048, 2558810, 3582334, 5117620, 7164668, 8955835, 10235240, 14329336, 17911670, 35823340, 71646680]

約数ペア:

[(1, 71646680), (2, 35823340), (4, 17911670), (5, 14329336), (7, 10235240), (8, 8955835), (10, 7164668), (14, 5117620), (20, 3582334), (28, 2558810), (35, 2047048), (40, 1791167), (41, 1747480), (56, 1279405), (70, 1023524), (79, 906920), (82, 873740), (140, 511762), (158, 453460), (164, 436870), (205, 349496), (280, 255881), (287, 249640), (316, 226730), (328, 218435), (395, 181384), (410, 174748), (553, 129560), (574, 124820), (632, 113365), (790, 90692), (820, 87374), (1106, 64780), (1148, 62410), (1435, 49928), (1580, 45346), (1640, 43687), (2212, 32390), (2296, 31205), (2765, 25912), (2870, 24964), (3160, 22673), (3239, 22120), (4424, 16195), (5530, 12956), (5740, 12482), (6241, 11480), (6478, 11060)]