258492080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1447}}^1$

素因数の和:1507

約数の個数: 160

約数和(自身を含む): 775664640

約数和(自身を除く): 517172560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 35, 40, 44, 55, 56, 58, 70, 77, 80, 88, 110, 112, 116, 140, 145, 154, 176, 203, 220, 232, 280, 290, 308, 319, 385, 406, 440, 464, 560, 580, 616, 638, 770, 812, 880, 1015, 1160, 1232, 1276, 1447, 1540, 1595, 1624, 2030, 2233, 2320, 2552, 2894, 3080, 3190, 3248, 4060, 4466, 5104, 5788, 6160, 6380, 7235, 8120, 8932, 10129, 11165, 11576, 12760, 14470, 15917, 16240, 17864, 20258, 22330, 23152, 25520, 28940, 31834, 35728, 40516, 41963, 44660, 50645, 57880, 63668, 79585, 81032, 83926, 89320, 101290, 111419, 115760, 127336, 159170, 162064, 167852, 178640, 202580, 209815, 222838, 254672, 293741, 318340, 335704, 405160, 419630, 445676, 461593, 557095, 587482, 636680, 671408, 810320, 839260, 891352, 923186, 1114190, 1174964, 1273360, 1468705, 1678520, 1782704, 1846372, 2228380, 2307965, 2349928, 2937410, 3231151, 3357040, 3692744, 4456760, 4615930, 4699856, 5874820, 6462302, 7385488, 8913520, 9231860, 11749640, 12924604, 16155755, 18463720, 23499280, 25849208, 32311510, 36927440, 51698416, 64623020, 129246040, 258492080]

約数ペア:

[(1, 258492080), (2, 129246040), (4, 64623020), (5, 51698416), (7, 36927440), (8, 32311510), (10, 25849208), (11, 23499280), (14, 18463720), (16, 16155755), (20, 12924604), (22, 11749640), (28, 9231860), (29, 8913520), (35, 7385488), (40, 6462302), (44, 5874820), (55, 4699856), (56, 4615930), (58, 4456760), (70, 3692744), (77, 3357040), (80, 3231151), (88, 2937410), (110, 2349928), (112, 2307965), (116, 2228380), (140, 1846372), (145, 1782704), (154, 1678520), (176, 1468705), (203, 1273360), (220, 1174964), (232, 1114190), (280, 923186), (290, 891352), (308, 839260), (319, 810320), (385, 671408), (406, 636680), (440, 587482), (464, 557095), (560, 461593), (580, 445676), (616, 419630), (638, 405160), (770, 335704), (812, 318340), (880, 293741), (1015, 254672), (1160, 222838), (1232, 209815), (1276, 202580), (1447, 178640), (1540, 167852), (1595, 162064), (1624, 159170), (2030, 127336), (2233, 115760), (2320, 111419), (2552, 101290), (2894, 89320), (3080, 83926), (3190, 81032), (3248, 79585), (4060, 63668), (4466, 57880), (5104, 50645), (5788, 44660), (6160, 41963), (6380, 40516), (7235, 35728), (8120, 31834), (8932, 28940), (10129, 25520), (11165, 23152), (11576, 22330), (12760, 20258), (14470, 17864), (15917, 16240)]