289937160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{805381}}^1$

素因数の和:805398

約数の個数: 48

約数和(自身を含む): 942296940

約数和(自身を除く): 652359780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 805381, 1610762, 2416143, 3221524, 4026905, 4832286, 6443048, 7248429, 8053810, 9664572, 12080715, 14496858, 16107620, 19329144, 24161430, 28993716, 32215240, 36242145, 48322860, 57987432, 72484290, 96645720, 144968580, 289937160]

約数ペア:

[(1, 289937160), (2, 144968580), (3, 96645720), (4, 72484290), (5, 57987432), (6, 48322860), (8, 36242145), (9, 32215240), (10, 28993716), (12, 24161430), (15, 19329144), (18, 16107620), (20, 14496858), (24, 12080715), (30, 9664572), (36, 8053810), (40, 7248429), (45, 6443048), (60, 4832286), (72, 4026905), (90, 3221524), (120, 2416143), (180, 1610762), (360, 805381)]