68557620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{21559}}^1$

素因数の和:21624

約数の個数: 48

約数和(自身を含む): 195592320

約数和(自身を除く): 127034700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 21559, 43118, 64677, 86236, 107795, 129354, 215590, 258708, 323385, 431180, 646770, 1142627, 1293540, 2285254, 3427881, 4570508, 5713135, 6855762, 11426270, 13711524, 17139405, 22852540, 34278810, 68557620]

約数ペア:

[(1, 68557620), (2, 34278810), (3, 22852540), (4, 17139405), (5, 13711524), (6, 11426270), (10, 6855762), (12, 5713135), (15, 4570508), (20, 3427881), (30, 2285254), (53, 1293540), (60, 1142627), (106, 646770), (159, 431180), (212, 323385), (265, 258708), (318, 215590), (530, 129354), (636, 107795), (795, 86236), (1060, 64677), (1590, 43118), (3180, 21559)]