18642360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{487}}^1$

素因数の和:541

約数の個数: 128

約数和(自身を含む): 63244800

約数和(自身を除く): 44602440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 29, 30, 33, 40, 44, 55, 58, 60, 66, 87, 88, 110, 116, 120, 132, 145, 165, 174, 220, 232, 264, 290, 319, 330, 348, 435, 440, 487, 580, 638, 660, 696, 870, 957, 974, 1160, 1276, 1320, 1461, 1595, 1740, 1914, 1948, 2435, 2552, 2922, 3190, 3480, 3828, 3896, 4785, 4870, 5357, 5844, 6380, 7305, 7656, 9570, 9740, 10714, 11688, 12760, 14123, 14610, 16071, 19140, 19480, 21428, 26785, 28246, 29220, 32142, 38280, 42369, 42856, 53570, 56492, 58440, 64284, 70615, 80355, 84738, 107140, 112984, 128568, 141230, 155353, 160710, 169476, 211845, 214280, 282460, 310706, 321420, 338952, 423690, 466059, 564920, 621412, 642840, 776765, 847380, 932118, 1242824, 1553530, 1694760, 1864236, 2330295, 3107060, 3728472, 4660590, 6214120, 9321180, 18642360]

約数ペア:

[(1, 18642360), (2, 9321180), (3, 6214120), (4, 4660590), (5, 3728472), (6, 3107060), (8, 2330295), (10, 1864236), (11, 1694760), (12, 1553530), (15, 1242824), (20, 932118), (22, 847380), (24, 776765), (29, 642840), (30, 621412), (33, 564920), (40, 466059), (44, 423690), (55, 338952), (58, 321420), (60, 310706), (66, 282460), (87, 214280), (88, 211845), (110, 169476), (116, 160710), (120, 155353), (132, 141230), (145, 128568), (165, 112984), (174, 107140), (220, 84738), (232, 80355), (264, 70615), (290, 64284), (319, 58440), (330, 56492), (348, 53570), (435, 42856), (440, 42369), (487, 38280), (580, 32142), (638, 29220), (660, 28246), (696, 26785), (870, 21428), (957, 19480), (974, 19140), (1160, 16071), (1276, 14610), (1320, 14123), (1461, 12760), (1595, 11688), (1740, 10714), (1914, 9740), (1948, 9570), (2435, 7656), (2552, 7305), (2922, 6380), (3190, 5844), (3480, 5357), (3828, 4870), (3896, 4785)]