18154440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{239}}^1$

素因数の和:467

約数の個数: 96

約数和(自身を含む): 59529600

約数和(自身を除く): 41375160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 211, 239, 360, 422, 478, 633, 717, 844, 956, 1055, 1195, 1266, 1434, 1688, 1899, 1912, 2110, 2151, 2390, 2532, 2868, 3165, 3585, 3798, 4220, 4302, 4780, 5064, 5736, 6330, 7170, 7596, 8440, 8604, 9495, 9560, 10755, 12660, 14340, 15192, 17208, 18990, 21510, 25320, 28680, 37980, 43020, 50429, 75960, 86040, 100858, 151287, 201716, 252145, 302574, 403432, 453861, 504290, 605148, 756435, 907722, 1008580, 1210296, 1512870, 1815444, 2017160, 2269305, 3025740, 3630888, 4538610, 6051480, 9077220, 18154440]

約数ペア:

[(1, 18154440), (2, 9077220), (3, 6051480), (4, 4538610), (5, 3630888), (6, 3025740), (8, 2269305), (9, 2017160), (10, 1815444), (12, 1512870), (15, 1210296), (18, 1008580), (20, 907722), (24, 756435), (30, 605148), (36, 504290), (40, 453861), (45, 403432), (60, 302574), (72, 252145), (90, 201716), (120, 151287), (180, 100858), (211, 86040), (239, 75960), (360, 50429), (422, 43020), (478, 37980), (633, 28680), (717, 25320), (844, 21510), (956, 18990), (1055, 17208), (1195, 15192), (1266, 14340), (1434, 12660), (1688, 10755), (1899, 9560), (1912, 9495), (2110, 8604), (2151, 8440), (2390, 7596), (2532, 7170), (2868, 6330), (3165, 5736), (3585, 5064), (3798, 4780), (4220, 4302)]