261269160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2177243}}^1$

素因数の和:2177257

約数の個数: 32

約数和(自身を含む): 783807840

約数和(自身を除く): 522538680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2177243, 4354486, 6531729, 8708972, 10886215, 13063458, 17417944, 21772430, 26126916, 32658645, 43544860, 52253832, 65317290, 87089720, 130634580, 261269160]

約数ペア:

[(1, 261269160), (2, 130634580), (3, 87089720), (4, 65317290), (5, 52253832), (6, 43544860), (8, 32658645), (10, 26126916), (12, 21772430), (15, 17417944), (20, 13063458), (24, 10886215), (30, 8708972), (40, 6531729), (60, 4354486), (120, 2177243)]