201756680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:639

約数の個数: 96

約数和(自身を含む): 498666240

約数和(自身を除く): 296909560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 289, 310, 340, 527, 563, 578, 620, 680, 1054, 1126, 1156, 1240, 1445, 2108, 2252, 2312, 2635, 2815, 2890, 4216, 4504, 5270, 5630, 5780, 8959, 9571, 10540, 11260, 11560, 17453, 17918, 19142, 21080, 22520, 34906, 35836, 38284, 44795, 47855, 69812, 71672, 76568, 87265, 89590, 95710, 139624, 162707, 174530, 179180, 191420, 296701, 325414, 349060, 358360, 382840, 593402, 650828, 698120, 813535, 1186804, 1301656, 1483505, 1627070, 2373608, 2967010, 3254140, 5043917, 5934020, 6508280, 10087834, 11868040, 20175668, 25219585, 40351336, 50439170, 100878340, 201756680]

約数ペア:

[(1, 201756680), (2, 100878340), (4, 50439170), (5, 40351336), (8, 25219585), (10, 20175668), (17, 11868040), (20, 10087834), (31, 6508280), (34, 5934020), (40, 5043917), (62, 3254140), (68, 2967010), (85, 2373608), (124, 1627070), (136, 1483505), (155, 1301656), (170, 1186804), (248, 813535), (289, 698120), (310, 650828), (340, 593402), (527, 382840), (563, 358360), (578, 349060), (620, 325414), (680, 296701), (1054, 191420), (1126, 179180), (1156, 174530), (1240, 162707), (1445, 139624), (2108, 95710), (2252, 89590), (2312, 87265), (2635, 76568), (2815, 71672), (2890, 69812), (4216, 47855), (4504, 44795), (5270, 38284), (5630, 35836), (5780, 34906), (8959, 22520), (9571, 21080), (10540, 19142), (11260, 17918), (11560, 17453)]