78641730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:512

約数の個数: 96

約数和(自身を含む): 214576128

約数和(自身を除く): 135934398

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 71, 90, 93, 142, 155, 186, 213, 279, 310, 355, 397, 426, 465, 558, 639, 710, 794, 930, 1065, 1191, 1278, 1395, 1985, 2130, 2201, 2382, 2790, 3195, 3573, 3970, 4402, 5955, 6390, 6603, 7146, 11005, 11910, 12307, 13206, 17865, 19809, 22010, 24614, 28187, 33015, 35730, 36921, 39618, 56374, 61535, 66030, 73842, 84561, 99045, 110763, 123070, 140935, 169122, 184605, 198090, 221526, 253683, 281870, 369210, 422805, 507366, 553815, 845610, 873797, 1107630, 1268415, 1747594, 2536830, 2621391, 4368985, 5242782, 7864173, 8737970, 13106955, 15728346, 26213910, 39320865, 78641730]

約数ペア:

[(1, 78641730), (2, 39320865), (3, 26213910), (5, 15728346), (6, 13106955), (9, 8737970), (10, 7864173), (15, 5242782), (18, 4368985), (30, 2621391), (31, 2536830), (45, 1747594), (62, 1268415), (71, 1107630), (90, 873797), (93, 845610), (142, 553815), (155, 507366), (186, 422805), (213, 369210), (279, 281870), (310, 253683), (355, 221526), (397, 198090), (426, 184605), (465, 169122), (558, 140935), (639, 123070), (710, 110763), (794, 99045), (930, 84561), (1065, 73842), (1191, 66030), (1278, 61535), (1395, 56374), (1985, 39618), (2130, 36921), (2201, 35730), (2382, 33015), (2790, 28187), (3195, 24614), (3573, 22010), (3970, 19809), (4402, 17865), (5955, 13206), (6390, 12307), (6603, 11910), (7146, 11005)]