127612680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{457}}^1$

素因数の和:663

約数の個数: 128

約数和(自身を含む): 415497600

約数和(自身を除く): 287884920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 179, 195, 260, 312, 358, 390, 457, 520, 537, 716, 780, 895, 914, 1074, 1371, 1432, 1560, 1790, 1828, 2148, 2285, 2327, 2685, 2742, 3580, 3656, 4296, 4570, 4654, 5370, 5484, 5941, 6855, 6981, 7160, 9140, 9308, 10740, 10968, 11635, 11882, 13710, 13962, 17823, 18280, 18616, 21480, 23270, 23764, 27420, 27924, 29705, 34905, 35646, 46540, 47528, 54840, 55848, 59410, 69810, 71292, 81803, 89115, 93080, 118820, 139620, 142584, 163606, 178230, 237640, 245409, 279240, 327212, 356460, 409015, 490818, 654424, 712920, 818030, 981636, 1063439, 1227045, 1636060, 1963272, 2126878, 2454090, 3190317, 3272120, 4253756, 4908180, 5317195, 6380634, 8507512, 9816360, 10634390, 12761268, 15951585, 21268780, 25522536, 31903170, 42537560, 63806340, 127612680]

約数ペア:

[(1, 127612680), (2, 63806340), (3, 42537560), (4, 31903170), (5, 25522536), (6, 21268780), (8, 15951585), (10, 12761268), (12, 10634390), (13, 9816360), (15, 8507512), (20, 6380634), (24, 5317195), (26, 4908180), (30, 4253756), (39, 3272120), (40, 3190317), (52, 2454090), (60, 2126878), (65, 1963272), (78, 1636060), (104, 1227045), (120, 1063439), (130, 981636), (156, 818030), (179, 712920), (195, 654424), (260, 490818), (312, 409015), (358, 356460), (390, 327212), (457, 279240), (520, 245409), (537, 237640), (716, 178230), (780, 163606), (895, 142584), (914, 139620), (1074, 118820), (1371, 93080), (1432, 89115), (1560, 81803), (1790, 71292), (1828, 69810), (2148, 59410), (2285, 55848), (2327, 54840), (2685, 47528), (2742, 46540), (3580, 35646), (3656, 34905), (4296, 29705), (4570, 27924), (4654, 27420), (5370, 23764), (5484, 23270), (5941, 21480), (6855, 18616), (6981, 18280), (7160, 17823), (9140, 13962), (9308, 13710), (10740, 11882), (10968, 11635)]