80619720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{671831}}^1$

素因数の和:671845

約数の個数: 32

約数和(自身を含む): 241859520

約数和(自身を除く): 161239800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 671831, 1343662, 2015493, 2687324, 3359155, 4030986, 5374648, 6718310, 8061972, 10077465, 13436620, 16123944, 20154930, 26873240, 40309860, 80619720]

約数ペア:

[(1, 80619720), (2, 40309860), (3, 26873240), (4, 20154930), (5, 16123944), (6, 13436620), (8, 10077465), (10, 8061972), (12, 6718310), (15, 5374648), (20, 4030986), (24, 3359155), (30, 2687324), (40, 2015493), (60, 1343662), (120, 671831)]