28677780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2309}}^1$

素因数の和:2350

約数の個数: 96

約数和(自身を含む): 93139200

約数和(自身を除く): 64461420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 460, 540, 621, 690, 828, 1035, 1242, 1380, 2070, 2309, 2484, 3105, 4140, 4618, 6210, 6927, 9236, 11545, 12420, 13854, 20781, 23090, 27708, 34635, 41562, 46180, 53107, 62343, 69270, 83124, 103905, 106214, 124686, 138540, 159321, 207810, 212428, 249372, 265535, 311715, 318642, 415620, 477963, 531070, 623430, 637284, 796605, 955926, 1062140, 1246860, 1433889, 1593210, 1911852, 2389815, 2867778, 3186420, 4779630, 5735556, 7169445, 9559260, 14338890, 28677780]

約数ペア:

[(1, 28677780), (2, 14338890), (3, 9559260), (4, 7169445), (5, 5735556), (6, 4779630), (9, 3186420), (10, 2867778), (12, 2389815), (15, 1911852), (18, 1593210), (20, 1433889), (23, 1246860), (27, 1062140), (30, 955926), (36, 796605), (45, 637284), (46, 623430), (54, 531070), (60, 477963), (69, 415620), (90, 318642), (92, 311715), (108, 265535), (115, 249372), (135, 212428), (138, 207810), (180, 159321), (207, 138540), (230, 124686), (270, 106214), (276, 103905), (345, 83124), (414, 69270), (460, 62343), (540, 53107), (621, 46180), (690, 41562), (828, 34635), (1035, 27708), (1242, 23090), (1380, 20781), (2070, 13854), (2309, 12420), (2484, 11545), (3105, 9236), (4140, 6927), (4618, 6210)]