7917720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{65981}}^1$

素因数の和:65995

約数の個数: 32

約数和(自身を含む): 23753520

約数和(自身を除く): 15835800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 65981, 131962, 197943, 263924, 329905, 395886, 527848, 659810, 791772, 989715, 1319620, 1583544, 1979430, 2639240, 3958860, 7917720]

約数ペア:

[(1, 7917720), (2, 3958860), (3, 2639240), (4, 1979430), (5, 1583544), (6, 1319620), (8, 989715), (10, 791772), (12, 659810), (15, 527848), (20, 395886), (24, 329905), (30, 263924), (40, 197943), (60, 131962), (120, 65981)]