15721538640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{65506411}}^1$

素因数の和:65506427

約数の個数: 40

約数和(自身を含む): 48736770528

約数和(自身を除く): 33015231888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 65506411, 131012822, 196519233, 262025644, 327532055, 393038466, 524051288, 655064110, 786076932, 982596165, 1048102576, 1310128220, 1572153864, 1965192330, 2620256440, 3144307728, 3930384660, 5240512880, 7860769320, 15721538640]

約数ペア:

[(1, 15721538640), (2, 7860769320), (3, 5240512880), (4, 3930384660), (5, 3144307728), (6, 2620256440), (8, 1965192330), (10, 1572153864), (12, 1310128220), (15, 1048102576), (16, 982596165), (20, 786076932), (24, 655064110), (30, 524051288), (40, 393038466), (48, 327532055), (60, 262025644), (80, 196519233), (120, 131012822), (240, 65506411)]