81161040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{338171}}^1$

素因数の和:338187

約数の個数: 40

約数和(自身を含む): 251599968

約数和(自身を除く): 170438928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 338171, 676342, 1014513, 1352684, 1690855, 2029026, 2705368, 3381710, 4058052, 5072565, 5410736, 6763420, 8116104, 10145130, 13526840, 16232208, 20290260, 27053680, 40580520, 81161040]

約数ペア:

[(1, 81161040), (2, 40580520), (3, 27053680), (4, 20290260), (5, 16232208), (6, 13526840), (8, 10145130), (10, 8116104), (12, 6763420), (15, 5410736), (16, 5072565), (20, 4058052), (24, 3381710), (30, 2705368), (40, 2029026), (48, 1690855), (60, 1352684), (80, 1014513), (120, 676342), (240, 338171)]