279593820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{141209}}^1$

素因数の和:141235

約数の個数: 72

約数和(自身を含む): 925207920

約数和(自身を除く): 645614100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 141209, 282418, 423627, 564836, 706045, 847254, 1270881, 1412090, 1553299, 1694508, 2118135, 2541762, 2824180, 3106598, 4236270, 4659897, 5083524, 6213196, 6354405, 7766495, 8472540, 9319794, 12708810, 13979691, 15532990, 18639588, 23299485, 25417620, 27959382, 31065980, 46598970, 55918764, 69898455, 93197940, 139796910, 279593820]

約数ペア:

[(1, 279593820), (2, 139796910), (3, 93197940), (4, 69898455), (5, 55918764), (6, 46598970), (9, 31065980), (10, 27959382), (11, 25417620), (12, 23299485), (15, 18639588), (18, 15532990), (20, 13979691), (22, 12708810), (30, 9319794), (33, 8472540), (36, 7766495), (44, 6354405), (45, 6213196), (55, 5083524), (60, 4659897), (66, 4236270), (90, 3106598), (99, 2824180), (110, 2541762), (132, 2118135), (165, 1694508), (180, 1553299), (198, 1412090), (220, 1270881), (330, 847254), (396, 706045), (495, 564836), (660, 423627), (990, 282418), (1980, 141209)]