115019820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{638999}}^1$

素因数の和:639014

約数の個数: 36

約数和(自身を含む): 348894000

約数和(自身を除く): 233874180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 638999, 1277998, 1916997, 2555996, 3194995, 3833994, 5750991, 6389990, 7667988, 9584985, 11501982, 12779980, 19169970, 23003964, 28754955, 38339940, 57509910, 115019820]

約数ペア:

[(1, 115019820), (2, 57509910), (3, 38339940), (4, 28754955), (5, 23003964), (6, 19169970), (9, 12779980), (10, 11501982), (12, 9584985), (15, 7667988), (18, 6389990), (20, 5750991), (30, 3833994), (36, 3194995), (45, 2555996), (60, 1916997), (90, 1277998), (180, 638999)]