74217780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:255

約数の個数: 288

約数和(自身を含む): 290594304

約数和(自身を除く): 216376524

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 23, 26, 28, 30, 35, 36, 39, 42, 45, 46, 52, 60, 63, 65, 69, 70, 78, 84, 90, 91, 92, 105, 115, 117, 126, 130, 138, 140, 156, 161, 180, 182, 195, 197, 207, 210, 230, 234, 252, 260, 273, 276, 299, 315, 322, 345, 364, 390, 394, 414, 420, 455, 460, 468, 483, 546, 585, 591, 598, 630, 644, 690, 780, 788, 805, 819, 828, 897, 910, 966, 985, 1035, 1092, 1170, 1182, 1196, 1260, 1365, 1379, 1380, 1449, 1495, 1610, 1638, 1773, 1794, 1820, 1932, 1970, 2070, 2093, 2340, 2364, 2415, 2561, 2691, 2730, 2758, 2898, 2955, 2990, 3220, 3276, 3546, 3588, 3940, 4095, 4137, 4140, 4186, 4485, 4531, 4830, 5122, 5382, 5460, 5516, 5796, 5910, 5980, 6279, 6895, 7092, 7245, 7683, 8190, 8274, 8372, 8865, 8970, 9062, 9660, 10244, 10465, 10764, 11820, 12411, 12558, 12805, 13455, 13593, 13790, 14490, 15366, 16380, 16548, 17730, 17927, 17940, 18124, 18837, 20685, 20930, 22655, 23049, 24822, 25116, 25610, 26910, 27186, 27580, 28980, 30732, 31395, 31717, 35460, 35854, 37674, 38415, 40779, 41370, 41860, 45310, 46098, 49644, 51220, 53781, 53820, 54372, 58903, 62055, 62790, 63434, 67965, 71708, 75348, 76830, 81558, 82740, 89635, 90620, 92196, 94185, 95151, 107562, 115245, 117806, 124110, 125580, 126868, 135930, 153660, 158585, 161343, 163116, 176709, 179270, 188370, 190302, 203895, 215124, 230490, 235612, 248220, 268905, 271860, 285453, 294515, 317170, 322686, 353418, 358540, 376740, 380604, 407790, 412321, 460980, 475755, 530127, 537810, 570906, 589030, 634340, 645372, 706836, 806715, 815580, 824642, 883545, 951510, 1060254, 1075620, 1141812, 1178060, 1236963, 1427265, 1613430, 1649284, 1767090, 1903020, 2061605, 2120508, 2473926, 2650635, 2854530, 3226860, 3534180, 3710889, 4123210, 4947852, 5301270, 5709060, 6184815, 7421778, 8246420, 10602540, 12369630, 14843556, 18554445, 24739260, 37108890, 74217780]

約数ペア:

[(1, 74217780), (2, 37108890), (3, 24739260), (4, 18554445), (5, 14843556), (6, 12369630), (7, 10602540), (9, 8246420), (10, 7421778), (12, 6184815), (13, 5709060), (14, 5301270), (15, 4947852), (18, 4123210), (20, 3710889), (21, 3534180), (23, 3226860), (26, 2854530), (28, 2650635), (30, 2473926), (35, 2120508), (36, 2061605), (39, 1903020), (42, 1767090), (45, 1649284), (46, 1613430), (52, 1427265), (60, 1236963), (63, 1178060), (65, 1141812), (69, 1075620), (70, 1060254), (78, 951510), (84, 883545), (90, 824642), (91, 815580), (92, 806715), (105, 706836), (115, 645372), (117, 634340), (126, 589030), (130, 570906), (138, 537810), (140, 530127), (156, 475755), (161, 460980), (180, 412321), (182, 407790), (195, 380604), (197, 376740), (207, 358540), (210, 353418), (230, 322686), (234, 317170), (252, 294515), (260, 285453), (273, 271860), (276, 268905), (299, 248220), (315, 235612), (322, 230490), (345, 215124), (364, 203895), (390, 190302), (394, 188370), (414, 179270), (420, 176709), (455, 163116), (460, 161343), (468, 158585), (483, 153660), (546, 135930), (585, 126868), (591, 125580), (598, 124110), (630, 117806), (644, 115245), (690, 107562), (780, 95151), (788, 94185), (805, 92196), (819, 90620), (828, 89635), (897, 82740), (910, 81558), (966, 76830), (985, 75348), (1035, 71708), (1092, 67965), (1170, 63434), (1182, 62790), (1196, 62055), (1260, 58903), (1365, 54372), (1379, 53820), (1380, 53781), (1449, 51220), (1495, 49644), (1610, 46098), (1638, 45310), (1773, 41860), (1794, 41370), (1820, 40779), (1932, 38415), (1970, 37674), (2070, 35854), (2093, 35460), (2340, 31717), (2364, 31395), (2415, 30732), (2561, 28980), (2691, 27580), (2730, 27186), (2758, 26910), (2898, 25610), (2955, 25116), (2990, 24822), (3220, 23049), (3276, 22655), (3546, 20930), (3588, 20685), (3940, 18837), (4095, 18124), (4137, 17940), (4140, 17927), (4186, 17730), (4485, 16548), (4531, 16380), (4830, 15366), (5122, 14490), (5382, 13790), (5460, 13593), (5516, 13455), (5796, 12805), (5910, 12558), (5980, 12411), (6279, 11820), (6895, 10764), (7092, 10465), (7245, 10244), (7683, 9660), (8190, 9062), (8274, 8970), (8372, 8865)]