647923705728

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{677}}^1\times {\mathrm{191717}}^1$

素因数の和:192424

約数の個数: 128

約数和(自身を含む): 1856183001120

約数和(自身を除く): 1208259295392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 312, 384, 416, 624, 677, 832, 1248, 1354, 1664, 2031, 2496, 2708, 4062, 4992, 5416, 8124, 8801, 10832, 16248, 17602, 21664, 26403, 32496, 35204, 43328, 52806, 64992, 70408, 86656, 105612, 129984, 140816, 191717, 211224, 259968, 281632, 383434, 422448, 563264, 575151, 766868, 844896, 1126528, 1150302, 1533736, 1689792, 2300604, 2492321, 3067472, 3379584, 4601208, 4984642, 6134944, 7476963, 9202416, 9969284, 12269888, 14953926, 18404832, 19938568, 24539776, 29907852, 36809664, 39877136, 59815704, 73619328, 79754272, 119631408, 129792409, 159508544, 239262816, 259584818, 319017088, 389377227, 478525632, 519169636, 778754454, 957051264, 1038339272, 1557508908, 1687301317, 2076678544, 3115017816, 3374602634, 4153357088, 5061903951, 6230035632, 6749205268, 8306714176, 10123807902, 12460071264, 13498410536, 16613428352, 20247615804, 24920142528, 26996821072, 40495231608, 49840285056, 53993642144, 80990463216, 107987284288, 161980926432, 215974568576, 323961852864, 647923705728]

約数ペア:

[(1, 647923705728), (2, 323961852864), (3, 215974568576), (4, 161980926432), (6, 107987284288), (8, 80990463216), (12, 53993642144), (13, 49840285056), (16, 40495231608), (24, 26996821072), (26, 24920142528), (32, 20247615804), (39, 16613428352), (48, 13498410536), (52, 12460071264), (64, 10123807902), (78, 8306714176), (96, 6749205268), (104, 6230035632), (128, 5061903951), (156, 4153357088), (192, 3374602634), (208, 3115017816), (312, 2076678544), (384, 1687301317), (416, 1557508908), (624, 1038339272), (677, 957051264), (832, 778754454), (1248, 519169636), (1354, 478525632), (1664, 389377227), (2031, 319017088), (2496, 259584818), (2708, 239262816), (4062, 159508544), (4992, 129792409), (5416, 119631408), (8124, 79754272), (8801, 73619328), (10832, 59815704), (16248, 39877136), (17602, 36809664), (21664, 29907852), (26403, 24539776), (32496, 19938568), (35204, 18404832), (43328, 14953926), (52806, 12269888), (64992, 9969284), (70408, 9202416), (86656, 7476963), (105612, 6134944), (129984, 4984642), (140816, 4601208), (191717, 3379584), (211224, 3067472), (259968, 2492321), (281632, 2300604), (383434, 1689792), (422448, 1533736), (563264, 1150302), (575151, 1126528), (766868, 844896)]