18910797720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157589981}}^1$

素因数の和:157589995

約数の個数: 32

約数和(自身を含む): 56732393520

約数和(自身を除く): 37821595800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157589981, 315179962, 472769943, 630359924, 787949905, 945539886, 1260719848, 1575899810, 1891079772, 2363849715, 3151799620, 3782159544, 4727699430, 6303599240, 9455398860, 18910797720]

約数ペア:

[(1, 18910797720), (2, 9455398860), (3, 6303599240), (4, 4727699430), (5, 3782159544), (6, 3151799620), (8, 2363849715), (10, 1891079772), (12, 1575899810), (15, 1260719848), (20, 945539886), (24, 787949905), (30, 630359924), (40, 472769943), (60, 315179962), (120, 157589981)]