228312180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{709}}^1\times {\mathrm{1789}}^1$

素因数の和:2513

約数の個数: 72

約数和(自身を含む): 693911400

約数和(自身を除く): 465599220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 709, 1418, 1789, 2127, 2836, 3545, 3578, 4254, 5367, 6381, 7090, 7156, 8508, 8945, 10635, 10734, 12762, 14180, 16101, 17890, 21270, 21468, 25524, 26835, 31905, 32202, 35780, 42540, 53670, 63810, 64404, 80505, 107340, 127620, 161010, 322020, 1268401, 2536802, 3805203, 5073604, 6342005, 7610406, 11415609, 12684010, 15220812, 19026015, 22831218, 25368020, 38052030, 45662436, 57078045, 76104060, 114156090, 228312180]

約数ペア:

[(1, 228312180), (2, 114156090), (3, 76104060), (4, 57078045), (5, 45662436), (6, 38052030), (9, 25368020), (10, 22831218), (12, 19026015), (15, 15220812), (18, 12684010), (20, 11415609), (30, 7610406), (36, 6342005), (45, 5073604), (60, 3805203), (90, 2536802), (180, 1268401), (709, 322020), (1418, 161010), (1789, 127620), (2127, 107340), (2836, 80505), (3545, 64404), (3578, 63810), (4254, 53670), (5367, 42540), (6381, 35780), (7090, 32202), (7156, 31905), (8508, 26835), (8945, 25524), (10635, 21468), (10734, 21270), (12762, 17890), (14180, 16101)]