28452840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:124

約数の個数: 192

約数和(自身を含む): 98029440

約数和(自身を除く): 69576600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 61, 65, 69, 78, 92, 104, 115, 120, 122, 130, 138, 156, 169, 183, 184, 195, 230, 244, 260, 276, 299, 305, 312, 338, 345, 366, 390, 460, 488, 507, 520, 552, 598, 610, 676, 690, 732, 780, 793, 845, 897, 915, 920, 1014, 1196, 1220, 1352, 1380, 1403, 1464, 1495, 1560, 1586, 1690, 1794, 1830, 2028, 2379, 2392, 2440, 2535, 2760, 2806, 2990, 3172, 3380, 3588, 3660, 3887, 3965, 4056, 4209, 4485, 4758, 5070, 5612, 5980, 6344, 6760, 7015, 7176, 7320, 7774, 7930, 8418, 8970, 9516, 10140, 10309, 11224, 11661, 11895, 11960, 14030, 15548, 15860, 16836, 17940, 18239, 19032, 19435, 20280, 20618, 21045, 23322, 23790, 28060, 30927, 31096, 31720, 33672, 35880, 36478, 38870, 41236, 42090, 46644, 47580, 51545, 54717, 56120, 58305, 61854, 72956, 77740, 82472, 84180, 91195, 93288, 95160, 103090, 109434, 116610, 123708, 145912, 154635, 155480, 168360, 182390, 206180, 218868, 233220, 237107, 247416, 273585, 309270, 364780, 412360, 437736, 466440, 474214, 547170, 618540, 711321, 729560, 948428, 1094340, 1185535, 1237080, 1422642, 1896856, 2188680, 2371070, 2845284, 3556605, 4742140, 5690568, 7113210, 9484280, 14226420, 28452840]

約数ペア:

[(1, 28452840), (2, 14226420), (3, 9484280), (4, 7113210), (5, 5690568), (6, 4742140), (8, 3556605), (10, 2845284), (12, 2371070), (13, 2188680), (15, 1896856), (20, 1422642), (23, 1237080), (24, 1185535), (26, 1094340), (30, 948428), (39, 729560), (40, 711321), (46, 618540), (52, 547170), (60, 474214), (61, 466440), (65, 437736), (69, 412360), (78, 364780), (92, 309270), (104, 273585), (115, 247416), (120, 237107), (122, 233220), (130, 218868), (138, 206180), (156, 182390), (169, 168360), (183, 155480), (184, 154635), (195, 145912), (230, 123708), (244, 116610), (260, 109434), (276, 103090), (299, 95160), (305, 93288), (312, 91195), (338, 84180), (345, 82472), (366, 77740), (390, 72956), (460, 61854), (488, 58305), (507, 56120), (520, 54717), (552, 51545), (598, 47580), (610, 46644), (676, 42090), (690, 41236), (732, 38870), (780, 36478), (793, 35880), (845, 33672), (897, 31720), (915, 31096), (920, 30927), (1014, 28060), (1196, 23790), (1220, 23322), (1352, 21045), (1380, 20618), (1403, 20280), (1464, 19435), (1495, 19032), (1560, 18239), (1586, 17940), (1690, 16836), (1794, 15860), (1830, 15548), (2028, 14030), (2379, 11960), (2392, 11895), (2440, 11661), (2535, 11224), (2760, 10309), (2806, 10140), (2990, 9516), (3172, 8970), (3380, 8418), (3588, 7930), (3660, 7774), (3887, 7320), (3965, 7176), (4056, 7015), (4209, 6760), (4485, 6344), (4758, 5980), (5070, 5612)]