389145720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{3242881}}^1$

素因数の和:3242895

約数の個数: 32

約数和(自身を含む): 1167437520

約数和(自身を除く): 778291800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 3242881, 6485762, 9728643, 12971524, 16214405, 19457286, 25943048, 32428810, 38914572, 48643215, 64857620, 77829144, 97286430, 129715240, 194572860, 389145720]

約数ペア:

[(1, 389145720), (2, 194572860), (3, 129715240), (4, 97286430), (5, 77829144), (6, 64857620), (8, 48643215), (10, 38914572), (12, 32428810), (15, 25943048), (20, 19457286), (24, 16214405), (30, 12971524), (40, 9728643), (60, 6485762), (120, 3242881)]