89866980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:495

約数の個数: 216

約数和(自身を含む): 331636032

約数和(自身を除く): 241769052

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 49, 60, 63, 69, 70, 84, 90, 92, 98, 105, 115, 126, 138, 140, 147, 161, 180, 196, 207, 210, 230, 245, 252, 276, 294, 315, 322, 345, 414, 420, 441, 443, 460, 483, 490, 588, 630, 644, 690, 735, 805, 828, 882, 886, 966, 980, 1035, 1127, 1260, 1329, 1380, 1449, 1470, 1610, 1764, 1772, 1932, 2070, 2205, 2215, 2254, 2415, 2658, 2898, 2940, 3101, 3220, 3381, 3987, 4140, 4410, 4430, 4508, 4830, 5316, 5635, 5796, 6202, 6645, 6762, 7245, 7974, 8820, 8860, 9303, 9660, 10143, 10189, 11270, 12404, 13290, 13524, 14490, 15505, 15948, 16905, 18606, 19935, 20286, 20378, 21707, 22540, 26580, 27909, 28980, 30567, 31010, 33810, 37212, 39870, 40572, 40756, 43414, 46515, 50715, 50945, 55818, 61134, 62020, 65121, 67620, 71323, 79740, 86828, 91701, 93030, 101430, 101890, 108535, 111636, 122268, 130242, 139545, 142646, 152835, 183402, 186060, 195363, 202860, 203780, 213969, 217070, 260484, 279090, 285292, 305670, 325605, 356615, 366804, 390726, 427938, 434140, 458505, 499261, 558180, 611340, 641907, 651210, 713230, 781452, 855876, 917010, 976815, 998522, 1069845, 1283814, 1302420, 1426460, 1497783, 1834020, 1953630, 1997044, 2139690, 2496305, 2567628, 2995566, 3209535, 3907260, 4279380, 4493349, 4992610, 5991132, 6419070, 7488915, 8986698, 9985220, 12838140, 14977830, 17973396, 22466745, 29955660, 44933490, 89866980]

約数ペア:

[(1, 89866980), (2, 44933490), (3, 29955660), (4, 22466745), (5, 17973396), (6, 14977830), (7, 12838140), (9, 9985220), (10, 8986698), (12, 7488915), (14, 6419070), (15, 5991132), (18, 4992610), (20, 4493349), (21, 4279380), (23, 3907260), (28, 3209535), (30, 2995566), (35, 2567628), (36, 2496305), (42, 2139690), (45, 1997044), (46, 1953630), (49, 1834020), (60, 1497783), (63, 1426460), (69, 1302420), (70, 1283814), (84, 1069845), (90, 998522), (92, 976815), (98, 917010), (105, 855876), (115, 781452), (126, 713230), (138, 651210), (140, 641907), (147, 611340), (161, 558180), (180, 499261), (196, 458505), (207, 434140), (210, 427938), (230, 390726), (245, 366804), (252, 356615), (276, 325605), (294, 305670), (315, 285292), (322, 279090), (345, 260484), (414, 217070), (420, 213969), (441, 203780), (443, 202860), (460, 195363), (483, 186060), (490, 183402), (588, 152835), (630, 142646), (644, 139545), (690, 130242), (735, 122268), (805, 111636), (828, 108535), (882, 101890), (886, 101430), (966, 93030), (980, 91701), (1035, 86828), (1127, 79740), (1260, 71323), (1329, 67620), (1380, 65121), (1449, 62020), (1470, 61134), (1610, 55818), (1764, 50945), (1772, 50715), (1932, 46515), (2070, 43414), (2205, 40756), (2215, 40572), (2254, 39870), (2415, 37212), (2658, 33810), (2898, 31010), (2940, 30567), (3101, 28980), (3220, 27909), (3381, 26580), (3987, 22540), (4140, 21707), (4410, 20378), (4430, 20286), (4508, 19935), (4830, 18606), (5316, 16905), (5635, 15948), (5796, 15505), (6202, 14490), (6645, 13524), (6762, 13290), (7245, 12404), (7974, 11270), (8820, 10189), (8860, 10143), (9303, 9660)]