157480840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^3$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 392065920

約数和(自身を除く): 234585080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 1420, 1562, 2840, 3124, 3905, 5041, 6248, 7810, 10082, 15620, 20164, 25205, 31240, 40328, 50410, 55451, 100820, 110902, 201640, 221804, 277255, 357911, 443608, 554510, 715822, 1109020, 1431644, 1789555, 2218040, 2863288, 3579110, 3937021, 7158220, 7874042, 14316440, 15748084, 19685105, 31496168, 39370210, 78740420, 157480840]

約数ペア:

[(1, 157480840), (2, 78740420), (4, 39370210), (5, 31496168), (8, 19685105), (10, 15748084), (11, 14316440), (20, 7874042), (22, 7158220), (40, 3937021), (44, 3579110), (55, 2863288), (71, 2218040), (88, 1789555), (110, 1431644), (142, 1109020), (220, 715822), (284, 554510), (355, 443608), (440, 357911), (568, 277255), (710, 221804), (781, 201640), (1420, 110902), (1562, 100820), (2840, 55451), (3124, 50410), (3905, 40328), (5041, 31240), (6248, 25205), (7810, 20164), (10082, 15620)]