64638660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1077311}}^1$

素因数の和:1077323

約数の個数: 24

約数和(自身を含む): 180988416

約数和(自身を除く): 116349756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1077311, 2154622, 3231933, 4309244, 5386555, 6463866, 10773110, 12927732, 16159665, 21546220, 32319330, 64638660]

約数ペア:

[(1, 64638660), (2, 32319330), (3, 21546220), (4, 16159665), (5, 12927732), (6, 10773110), (10, 6463866), (12, 5386555), (15, 4309244), (20, 3231933), (30, 2154622), (60, 1077311)]