61291120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{241}}^1$

素因数の和:299

約数の個数: 120

約数和(自身を含む): 165824208

約数和(自身を除く): 104533088

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 241, 272, 289, 340, 374, 440, 482, 578, 680, 748, 880, 935, 964, 1156, 1205, 1360, 1445, 1496, 1870, 1928, 2312, 2410, 2651, 2890, 2992, 3179, 3740, 3856, 4097, 4624, 4820, 5302, 5780, 6358, 7480, 8194, 9640, 10604, 11560, 12716, 13255, 14960, 15895, 16388, 19280, 20485, 21208, 23120, 25432, 26510, 31790, 32776, 40970, 42416, 45067, 50864, 53020, 63580, 65552, 69649, 81940, 90134, 106040, 127160, 139298, 163880, 180268, 212080, 225335, 254320, 278596, 327760, 348245, 360536, 450670, 557192, 696490, 721072, 766139, 901340, 1114384, 1392980, 1532278, 1802680, 2785960, 3064556, 3605360, 3830695, 5571920, 6129112, 7661390, 12258224, 15322780, 30645560, 61291120]

約数ペア:

[(1, 61291120), (2, 30645560), (4, 15322780), (5, 12258224), (8, 7661390), (10, 6129112), (11, 5571920), (16, 3830695), (17, 3605360), (20, 3064556), (22, 2785960), (34, 1802680), (40, 1532278), (44, 1392980), (55, 1114384), (68, 901340), (80, 766139), (85, 721072), (88, 696490), (110, 557192), (136, 450670), (170, 360536), (176, 348245), (187, 327760), (220, 278596), (241, 254320), (272, 225335), (289, 212080), (340, 180268), (374, 163880), (440, 139298), (482, 127160), (578, 106040), (680, 90134), (748, 81940), (880, 69649), (935, 65552), (964, 63580), (1156, 53020), (1205, 50864), (1360, 45067), (1445, 42416), (1496, 40970), (1870, 32776), (1928, 31790), (2312, 26510), (2410, 25432), (2651, 23120), (2890, 21208), (2992, 20485), (3179, 19280), (3740, 16388), (3856, 15895), (4097, 14960), (4624, 13255), (4820, 12716), (5302, 11560), (5780, 10604), (6358, 9640), (7480, 8194)]