66417720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{553481}}^1$

素因数の和:553495

約数の個数: 32

約数和(自身を含む): 199253520

約数和(自身を除く): 132835800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 553481, 1106962, 1660443, 2213924, 2767405, 3320886, 4427848, 5534810, 6641772, 8302215, 11069620, 13283544, 16604430, 22139240, 33208860, 66417720]

約数ペア:

[(1, 66417720), (2, 33208860), (3, 22139240), (4, 16604430), (5, 13283544), (6, 11069620), (8, 8302215), (10, 6641772), (12, 5534810), (15, 4427848), (20, 3320886), (24, 2767405), (30, 2213924), (40, 1660443), (60, 1106962), (120, 553481)]