128926860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2148781}}^1$

素因数の和:2148793

約数の個数: 24

約数和(自身を含む): 360995376

約数和(自身を除く): 232068516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2148781, 4297562, 6446343, 8595124, 10743905, 12892686, 21487810, 25785372, 32231715, 42975620, 64463430, 128926860]

約数ペア:

[(1, 128926860), (2, 64463430), (3, 42975620), (4, 32231715), (5, 25785372), (6, 21487810), (10, 12892686), (12, 10743905), (15, 8595124), (20, 6446343), (30, 4297562), (60, 2148781)]