68939820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{382999}}^1$

素因数の和:383014

約数の個数: 36

約数和(自身を含む): 209118000

約数和(自身を除く): 140178180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 382999, 765998, 1148997, 1531996, 1914995, 2297994, 3446991, 3829990, 4595988, 5744985, 6893982, 7659980, 11489970, 13787964, 17234955, 22979940, 34469910, 68939820]

約数ペア:

[(1, 68939820), (2, 34469910), (3, 22979940), (4, 17234955), (5, 13787964), (6, 11489970), (9, 7659980), (10, 6893982), (12, 5744985), (15, 4595988), (18, 3829990), (20, 3446991), (30, 2297994), (36, 1914995), (45, 1531996), (60, 1148997), (90, 765998), (180, 382999)]