15555720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{129631}}^1$

素因数の和:129645

約数の個数: 32

約数和(自身を含む): 46667520

約数和(自身を除く): 31111800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 129631, 259262, 388893, 518524, 648155, 777786, 1037048, 1296310, 1555572, 1944465, 2592620, 3111144, 3888930, 5185240, 7777860, 15555720]

約数ペア:

[(1, 15555720), (2, 7777860), (3, 5185240), (4, 3888930), (5, 3111144), (6, 2592620), (8, 1944465), (10, 1555572), (12, 1296310), (15, 1037048), (20, 777786), (24, 648155), (30, 518524), (40, 388893), (60, 259262), (120, 129631)]