54518580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2179}}^1$

素因数の和:2333

約数の個数: 72

約数和(自身を含む): 166639200

約数和(自身を除く): 112120620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2179, 2502, 2780, 4170, 4358, 5004, 6255, 6537, 8340, 8716, 10895, 12510, 13074, 19611, 21790, 25020, 26148, 32685, 39222, 43580, 65370, 78444, 98055, 130740, 196110, 302881, 392220, 605762, 908643, 1211524, 1514405, 1817286, 2725929, 3028810, 3634572, 4543215, 5451858, 6057620, 9086430, 10903716, 13629645, 18172860, 27259290, 54518580]

約数ペア:

[(1, 54518580), (2, 27259290), (3, 18172860), (4, 13629645), (5, 10903716), (6, 9086430), (9, 6057620), (10, 5451858), (12, 4543215), (15, 3634572), (18, 3028810), (20, 2725929), (30, 1817286), (36, 1514405), (45, 1211524), (60, 908643), (90, 605762), (139, 392220), (180, 302881), (278, 196110), (417, 130740), (556, 98055), (695, 78444), (834, 65370), (1251, 43580), (1390, 39222), (1668, 32685), (2085, 26148), (2179, 25020), (2502, 21790), (2780, 19611), (4170, 13074), (4358, 12510), (5004, 10895), (6255, 8716), (6537, 8340)]