620745120

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{227}}^1$

素因数の和:465

約数の個数: 240

約数和(自身を含む): 2210791968

約数和(自身を除く): 1590046848

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 211, 216, 227, 240, 270, 288, 324, 360, 405, 422, 432, 454, 480, 540, 633, 648, 681, 720, 810, 844, 864, 908, 1055, 1080, 1135, 1266, 1296, 1362, 1440, 1620, 1688, 1816, 1899, 2043, 2110, 2160, 2270, 2532, 2592, 2724, 3165, 3240, 3376, 3405, 3632, 3798, 4086, 4220, 4320, 4540, 5064, 5448, 5697, 6129, 6330, 6480, 6752, 6810, 7264, 7596, 8172, 8440, 9080, 9495, 10128, 10215, 10896, 11394, 12258, 12660, 12960, 13620, 15192, 16344, 16880, 17091, 18160, 18387, 18990, 20256, 20430, 21792, 22788, 24516, 25320, 27240, 28485, 30384, 30645, 32688, 33760, 34182, 36320, 36774, 37980, 40860, 45576, 47897, 49032, 50640, 54480, 56970, 60768, 61290, 65376, 68364, 73548, 75960, 81720, 85455, 91152, 91935, 95794, 98064, 101280, 108960, 113940, 122580, 136728, 143691, 147096, 151920, 163440, 170910, 182304, 183870, 191588, 196128, 227880, 239485, 245160, 273456, 287382, 294192, 303840, 326880, 341820, 367740, 383176, 431073, 455760, 478970, 490320, 546912, 574764, 588384, 683640, 718455, 735480, 766352, 862146, 911520, 957940, 980640, 1149528, 1293219, 1367280, 1436910, 1470960, 1532704, 1724292, 1915880, 2155365, 2299056, 2586438, 2734560, 2873820, 2941920, 3448584, 3831760, 3879657, 4310730, 4598112, 5172876, 5747640, 6466095, 6897168, 7663520, 7759314, 8621460, 10345752, 11495280, 12932190, 13794336, 15518628, 17242920, 19398285, 20691504, 22990560, 25864380, 31037256, 34485840, 38796570, 41383008, 51728760, 62074512, 68971680, 77593140, 103457520, 124149024, 155186280, 206915040, 310372560, 620745120]

約数ペア:

[(1, 620745120), (2, 310372560), (3, 206915040), (4, 155186280), (5, 124149024), (6, 103457520), (8, 77593140), (9, 68971680), (10, 62074512), (12, 51728760), (15, 41383008), (16, 38796570), (18, 34485840), (20, 31037256), (24, 25864380), (27, 22990560), (30, 20691504), (32, 19398285), (36, 17242920), (40, 15518628), (45, 13794336), (48, 12932190), (54, 11495280), (60, 10345752), (72, 8621460), (80, 7759314), (81, 7663520), (90, 6897168), (96, 6466095), (108, 5747640), (120, 5172876), (135, 4598112), (144, 4310730), (160, 3879657), (162, 3831760), (180, 3448584), (211, 2941920), (216, 2873820), (227, 2734560), (240, 2586438), (270, 2299056), (288, 2155365), (324, 1915880), (360, 1724292), (405, 1532704), (422, 1470960), (432, 1436910), (454, 1367280), (480, 1293219), (540, 1149528), (633, 980640), (648, 957940), (681, 911520), (720, 862146), (810, 766352), (844, 735480), (864, 718455), (908, 683640), (1055, 588384), (1080, 574764), (1135, 546912), (1266, 490320), (1296, 478970), (1362, 455760), (1440, 431073), (1620, 383176), (1688, 367740), (1816, 341820), (1899, 326880), (2043, 303840), (2110, 294192), (2160, 287382), (2270, 273456), (2532, 245160), (2592, 239485), (2724, 227880), (3165, 196128), (3240, 191588), (3376, 183870), (3405, 182304), (3632, 170910), (3798, 163440), (4086, 151920), (4220, 147096), (4320, 143691), (4540, 136728), (5064, 122580), (5448, 113940), (5697, 108960), (6129, 101280), (6330, 98064), (6480, 95794), (6752, 91935), (6810, 91152), (7264, 85455), (7596, 81720), (8172, 75960), (8440, 73548), (9080, 68364), (9495, 65376), (10128, 61290), (10215, 60768), (10896, 56970), (11394, 54480), (12258, 50640), (12660, 49032), (12960, 47897), (13620, 45576), (15192, 40860), (16344, 37980), (16880, 36774), (17091, 36320), (18160, 34182), (18387, 33760), (18990, 32688), (20256, 30645), (20430, 30384), (21792, 28485), (22788, 27240), (24516, 25320)]