170870440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 434367360

約数和(自身を除く): 263496920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 83, 104, 107, 130, 148, 166, 185, 214, 260, 296, 332, 370, 415, 428, 481, 520, 535, 664, 740, 830, 856, 962, 1070, 1079, 1391, 1480, 1660, 1924, 2140, 2158, 2405, 2782, 3071, 3320, 3848, 3959, 4280, 4316, 4810, 5395, 5564, 6142, 6955, 7918, 8632, 8881, 9620, 10790, 11128, 12284, 13910, 15355, 15836, 17762, 19240, 19795, 21580, 24568, 27820, 30710, 31672, 35524, 39590, 39923, 43160, 44405, 51467, 55640, 61420, 71048, 79180, 79846, 88810, 102934, 115453, 122840, 158360, 159692, 177620, 199615, 205868, 230906, 257335, 319384, 328597, 355240, 399230, 411736, 461812, 514670, 577265, 657194, 798460, 923624, 1029340, 1154530, 1314388, 1596920, 1642985, 2058680, 2309060, 2628776, 3285970, 4271761, 4618120, 6571940, 8543522, 13143880, 17087044, 21358805, 34174088, 42717610, 85435220, 170870440]

約数ペア:

[(1, 170870440), (2, 85435220), (4, 42717610), (5, 34174088), (8, 21358805), (10, 17087044), (13, 13143880), (20, 8543522), (26, 6571940), (37, 4618120), (40, 4271761), (52, 3285970), (65, 2628776), (74, 2309060), (83, 2058680), (104, 1642985), (107, 1596920), (130, 1314388), (148, 1154530), (166, 1029340), (185, 923624), (214, 798460), (260, 657194), (296, 577265), (332, 514670), (370, 461812), (415, 411736), (428, 399230), (481, 355240), (520, 328597), (535, 319384), (664, 257335), (740, 230906), (830, 205868), (856, 199615), (962, 177620), (1070, 159692), (1079, 158360), (1391, 122840), (1480, 115453), (1660, 102934), (1924, 88810), (2140, 79846), (2158, 79180), (2405, 71048), (2782, 61420), (3071, 55640), (3320, 51467), (3848, 44405), (3959, 43160), (4280, 39923), (4316, 39590), (4810, 35524), (5395, 31672), (5564, 30710), (6142, 27820), (6955, 24568), (7918, 21580), (8632, 19795), (8881, 19240), (9620, 17762), (10790, 15836), (11128, 15355), (12284, 13910)]