201617960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:315

約数の個数: 96

約数和(自身を含む): 489382560

約数和(自身を除く): 287764600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 107, 136, 163, 170, 214, 289, 326, 340, 428, 535, 578, 652, 680, 815, 856, 1070, 1156, 1304, 1445, 1630, 1819, 2140, 2312, 2771, 2890, 3260, 3638, 4280, 5542, 5780, 6520, 7276, 9095, 11084, 11560, 13855, 14552, 17441, 18190, 22168, 27710, 30923, 34882, 36380, 47107, 55420, 61846, 69764, 72760, 87205, 94214, 110840, 123692, 139528, 154615, 174410, 188428, 235535, 247384, 296497, 309230, 348820, 376856, 471070, 592994, 618460, 697640, 942140, 1185988, 1236920, 1482485, 1884280, 2371976, 2964970, 5040449, 5929940, 10080898, 11859880, 20161796, 25202245, 40323592, 50404490, 100808980, 201617960]

約数ペア:

[(1, 201617960), (2, 100808980), (4, 50404490), (5, 40323592), (8, 25202245), (10, 20161796), (17, 11859880), (20, 10080898), (34, 5929940), (40, 5040449), (68, 2964970), (85, 2371976), (107, 1884280), (136, 1482485), (163, 1236920), (170, 1185988), (214, 942140), (289, 697640), (326, 618460), (340, 592994), (428, 471070), (535, 376856), (578, 348820), (652, 309230), (680, 296497), (815, 247384), (856, 235535), (1070, 188428), (1156, 174410), (1304, 154615), (1445, 139528), (1630, 123692), (1819, 110840), (2140, 94214), (2312, 87205), (2771, 72760), (2890, 69764), (3260, 61846), (3638, 55420), (4280, 47107), (5542, 36380), (5780, 34882), (6520, 30923), (7276, 27710), (9095, 22168), (11084, 18190), (11560, 17441), (13855, 14552)]