215570628

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2861}}^1$

素因数の和:2914

約数の個数: 144

約数和(自身を含む): 700068096

約数和(自身を除く): 484497468

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 23, 26, 28, 36, 39, 42, 46, 52, 63, 69, 78, 84, 91, 92, 117, 126, 138, 156, 161, 182, 207, 234, 252, 273, 276, 299, 322, 364, 414, 468, 483, 546, 598, 644, 819, 828, 897, 966, 1092, 1196, 1449, 1638, 1794, 1932, 2093, 2691, 2861, 2898, 3276, 3588, 4186, 5382, 5722, 5796, 6279, 8372, 8583, 10764, 11444, 12558, 17166, 18837, 20027, 25116, 25749, 34332, 37193, 37674, 40054, 51498, 60081, 65803, 74386, 75348, 80108, 102996, 111579, 120162, 131606, 148772, 180243, 197409, 223158, 240324, 260351, 263212, 334737, 360486, 394818, 446316, 460621, 520702, 592227, 669474, 720972, 781053, 789636, 855439, 921242, 1041404, 1184454, 1338948, 1381863, 1562106, 1710878, 1842484, 2343159, 2368908, 2566317, 2763726, 3124212, 3421756, 4145589, 4686318, 5132634, 5527452, 5988073, 7698951, 8291178, 9372636, 10265268, 11976146, 15397902, 16582356, 17964219, 23952292, 30795804, 35928438, 53892657, 71856876, 107785314, 215570628]

約数ペア:

[(1, 215570628), (2, 107785314), (3, 71856876), (4, 53892657), (6, 35928438), (7, 30795804), (9, 23952292), (12, 17964219), (13, 16582356), (14, 15397902), (18, 11976146), (21, 10265268), (23, 9372636), (26, 8291178), (28, 7698951), (36, 5988073), (39, 5527452), (42, 5132634), (46, 4686318), (52, 4145589), (63, 3421756), (69, 3124212), (78, 2763726), (84, 2566317), (91, 2368908), (92, 2343159), (117, 1842484), (126, 1710878), (138, 1562106), (156, 1381863), (161, 1338948), (182, 1184454), (207, 1041404), (234, 921242), (252, 855439), (273, 789636), (276, 781053), (299, 720972), (322, 669474), (364, 592227), (414, 520702), (468, 460621), (483, 446316), (546, 394818), (598, 360486), (644, 334737), (819, 263212), (828, 260351), (897, 240324), (966, 223158), (1092, 197409), (1196, 180243), (1449, 148772), (1638, 131606), (1794, 120162), (1932, 111579), (2093, 102996), (2691, 80108), (2861, 75348), (2898, 74386), (3276, 65803), (3588, 60081), (4186, 51498), (5382, 40054), (5722, 37674), (5796, 37193), (6279, 34332), (8372, 25749), (8583, 25116), (10764, 20027), (11444, 18837), (12558, 17166)]