264278320

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{22171}}^1$

素因数の和:22333

約数の個数: 40

約数和(自身を含む): 618598800

約数和(自身を除く): 354320480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 11920, 22171, 44342, 88684, 110855, 177368, 221710, 354736, 443420, 886840, 1773680, 3303479, 6606958, 13213916, 16517395, 26427832, 33034790, 52855664, 66069580, 132139160, 264278320]

約数ペア:

[(1, 264278320), (2, 132139160), (4, 66069580), (5, 52855664), (8, 33034790), (10, 26427832), (16, 16517395), (20, 13213916), (40, 6606958), (80, 3303479), (149, 1773680), (298, 886840), (596, 443420), (745, 354736), (1192, 221710), (1490, 177368), (2384, 110855), (2980, 88684), (5960, 44342), (11920, 22171)]