86927220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1459}}^1$

素因数の和:1805

約数の個数: 72

約数和(自身を含む): 264657120

約数和(自身を除く): 177729900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 662, 993, 1324, 1459, 1655, 1986, 2918, 2979, 3310, 3972, 4377, 4965, 5836, 5958, 6620, 7295, 8754, 9930, 11916, 13131, 14590, 14895, 17508, 19860, 21885, 26262, 29180, 29790, 43770, 52524, 59580, 65655, 87540, 131310, 262620, 482929, 965858, 1448787, 1931716, 2414645, 2897574, 4346361, 4829290, 5795148, 7243935, 8692722, 9658580, 14487870, 17385444, 21731805, 28975740, 43463610, 86927220]

約数ペア:

[(1, 86927220), (2, 43463610), (3, 28975740), (4, 21731805), (5, 17385444), (6, 14487870), (9, 9658580), (10, 8692722), (12, 7243935), (15, 5795148), (18, 4829290), (20, 4346361), (30, 2897574), (36, 2414645), (45, 1931716), (60, 1448787), (90, 965858), (180, 482929), (331, 262620), (662, 131310), (993, 87540), (1324, 65655), (1459, 59580), (1655, 52524), (1986, 43770), (2918, 29790), (2979, 29180), (3310, 26262), (3972, 21885), (4377, 19860), (4965, 17508), (5836, 14895), (5958, 14590), (6620, 13131), (7295, 11916), (8754, 9930)]