81932880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{701}}^1$

素因数の和:1204

約数の個数: 80

約数和(自身を含む): 254876544

約数和(自身を除く): 172943664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 487, 701, 974, 1402, 1461, 1948, 2103, 2435, 2804, 2922, 3505, 3896, 4206, 4870, 5608, 5844, 7010, 7305, 7792, 8412, 9740, 10515, 11216, 11688, 14020, 14610, 16824, 19480, 21030, 23376, 28040, 29220, 33648, 38960, 42060, 56080, 58440, 84120, 116880, 168240, 341387, 682774, 1024161, 1365548, 1706935, 2048322, 2731096, 3413870, 4096644, 5120805, 5462192, 6827740, 8193288, 10241610, 13655480, 16386576, 20483220, 27310960, 40966440, 81932880]

約数ペア:

[(1, 81932880), (2, 40966440), (3, 27310960), (4, 20483220), (5, 16386576), (6, 13655480), (8, 10241610), (10, 8193288), (12, 6827740), (15, 5462192), (16, 5120805), (20, 4096644), (24, 3413870), (30, 2731096), (40, 2048322), (48, 1706935), (60, 1365548), (80, 1024161), (120, 682774), (240, 341387), (487, 168240), (701, 116880), (974, 84120), (1402, 58440), (1461, 56080), (1948, 42060), (2103, 38960), (2435, 33648), (2804, 29220), (2922, 28040), (3505, 23376), (3896, 21030), (4206, 19480), (4870, 16824), (5608, 14610), (5844, 14020), (7010, 11688), (7305, 11216), (7792, 10515), (8412, 9740)]