80615280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{335897}}^1$

素因数の和:335913

約数の個数: 40

約数和(自身を含む): 249908112

約数和(自身を除く): 169292832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 335897, 671794, 1007691, 1343588, 1679485, 2015382, 2687176, 3358970, 4030764, 5038455, 5374352, 6717940, 8061528, 10076910, 13435880, 16123056, 20153820, 26871760, 40307640, 80615280]

約数ペア:

[(1, 80615280), (2, 40307640), (3, 26871760), (4, 20153820), (5, 16123056), (6, 13435880), (8, 10076910), (10, 8061528), (12, 6717940), (15, 5374352), (16, 5038455), (20, 4030764), (24, 3358970), (30, 2687176), (40, 2015382), (48, 1679485), (60, 1343588), (80, 1007691), (120, 671794), (240, 335897)]