18498120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1109}}^1$

素因数の和:1262

約数の個数: 64

約数和(自身を含む): 55944000

約数和(自身を除く): 37445880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1109, 1112, 1390, 1668, 2085, 2218, 2780, 3327, 3336, 4170, 4436, 5545, 5560, 6654, 8340, 8872, 11090, 13308, 16635, 16680, 22180, 26616, 33270, 44360, 66540, 133080, 154151, 308302, 462453, 616604, 770755, 924906, 1233208, 1541510, 1849812, 2312265, 3083020, 3699624, 4624530, 6166040, 9249060, 18498120]

約数ペア:

[(1, 18498120), (2, 9249060), (3, 6166040), (4, 4624530), (5, 3699624), (6, 3083020), (8, 2312265), (10, 1849812), (12, 1541510), (15, 1233208), (20, 924906), (24, 770755), (30, 616604), (40, 462453), (60, 308302), (120, 154151), (139, 133080), (278, 66540), (417, 44360), (556, 33270), (695, 26616), (834, 22180), (1109, 16680), (1112, 16635), (1390, 13308), (1668, 11090), (2085, 8872), (2218, 8340), (2780, 6654), (3327, 5560), (3336, 5545), (4170, 4436)]