78855240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{657127}}^1$

素因数の和:657141

約数の個数: 32

約数和(自身を含む): 236566080

約数和(自身を除く): 157710840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 657127, 1314254, 1971381, 2628508, 3285635, 3942762, 5257016, 6571270, 7885524, 9856905, 13142540, 15771048, 19713810, 26285080, 39427620, 78855240]

約数ペア:

[(1, 78855240), (2, 39427620), (3, 26285080), (4, 19713810), (5, 15771048), (6, 13142540), (8, 9856905), (10, 7885524), (12, 6571270), (15, 5257016), (20, 3942762), (24, 3285635), (30, 2628508), (40, 1971381), (60, 1314254), (120, 657127)]