28723920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4127}}^1$

素因数の和:4172

約数の個数: 80

約数和(自身を含む): 92136960

約数和(自身を除く): 63413040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3480, 4127, 6960, 8254, 12381, 16508, 20635, 24762, 33016, 41270, 49524, 61905, 66032, 82540, 99048, 119683, 123810, 165080, 198096, 239366, 247620, 330160, 359049, 478732, 495240, 598415, 718098, 957464, 990480, 1196830, 1436196, 1795245, 1914928, 2393660, 2872392, 3590490, 4787320, 5744784, 7180980, 9574640, 14361960, 28723920]

約数ペア:

[(1, 28723920), (2, 14361960), (3, 9574640), (4, 7180980), (5, 5744784), (6, 4787320), (8, 3590490), (10, 2872392), (12, 2393660), (15, 1914928), (16, 1795245), (20, 1436196), (24, 1196830), (29, 990480), (30, 957464), (40, 718098), (48, 598415), (58, 495240), (60, 478732), (80, 359049), (87, 330160), (116, 247620), (120, 239366), (145, 198096), (174, 165080), (232, 123810), (240, 119683), (290, 99048), (348, 82540), (435, 66032), (464, 61905), (580, 49524), (696, 41270), (870, 33016), (1160, 24762), (1392, 20635), (1740, 16508), (2320, 12381), (3480, 8254), (4127, 6960)]