866974360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1$

素因数の和:485

約数の個数: 128

約数和(自身を含む): 2278523520

約数和(自身を除く): 1411549160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 137, 140, 194, 233, 274, 280, 388, 466, 485, 548, 679, 685, 776, 932, 959, 970, 1096, 1165, 1358, 1370, 1631, 1864, 1918, 1940, 2330, 2716, 2740, 3262, 3395, 3836, 3880, 4660, 4795, 5432, 5480, 6524, 6790, 7672, 8155, 9320, 9590, 13048, 13289, 13580, 16310, 19180, 22601, 26578, 27160, 31921, 32620, 38360, 45202, 53156, 63842, 65240, 66445, 90404, 93023, 106312, 113005, 127684, 132890, 158207, 159605, 180808, 186046, 223447, 226010, 255368, 265780, 316414, 319210, 372092, 446894, 452020, 465115, 531560, 632828, 638420, 744184, 791035, 893788, 904040, 930230, 1117235, 1265656, 1276840, 1582070, 1787576, 1860460, 2234470, 3096337, 3164140, 3720920, 4468940, 6192674, 6328280, 8937880, 12385348, 15481685, 21674359, 24770696, 30963370, 43348718, 61926740, 86697436, 108371795, 123853480, 173394872, 216743590, 433487180, 866974360]

約数ペア:

[(1, 866974360), (2, 433487180), (4, 216743590), (5, 173394872), (7, 123853480), (8, 108371795), (10, 86697436), (14, 61926740), (20, 43348718), (28, 30963370), (35, 24770696), (40, 21674359), (56, 15481685), (70, 12385348), (97, 8937880), (137, 6328280), (140, 6192674), (194, 4468940), (233, 3720920), (274, 3164140), (280, 3096337), (388, 2234470), (466, 1860460), (485, 1787576), (548, 1582070), (679, 1276840), (685, 1265656), (776, 1117235), (932, 930230), (959, 904040), (970, 893788), (1096, 791035), (1165, 744184), (1358, 638420), (1370, 632828), (1631, 531560), (1864, 465115), (1918, 452020), (1940, 446894), (2330, 372092), (2716, 319210), (2740, 316414), (3262, 265780), (3395, 255368), (3836, 226010), (3880, 223447), (4660, 186046), (4795, 180808), (5432, 159605), (5480, 158207), (6524, 132890), (6790, 127684), (7672, 113005), (8155, 106312), (9320, 93023), (9590, 90404), (13048, 66445), (13289, 65240), (13580, 63842), (16310, 53156), (19180, 45202), (22601, 38360), (26578, 32620), (27160, 31921)]