66381720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{553181}}^1$

素因数の和:553195

約数の個数: 32

約数和(自身を含む): 199145520

約数和(自身を除く): 132763800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 553181, 1106362, 1659543, 2212724, 2765905, 3319086, 4425448, 5531810, 6638172, 8297715, 11063620, 13276344, 16595430, 22127240, 33190860, 66381720]

約数ペア:

[(1, 66381720), (2, 33190860), (3, 22127240), (4, 16595430), (5, 13276344), (6, 11063620), (8, 8297715), (10, 6638172), (12, 5531810), (15, 4425448), (20, 3319086), (24, 2765905), (30, 2212724), (40, 1659543), (60, 1106362), (120, 553181)]