204959640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{4057}}^1$

素因数の和:4492

約数の個数: 64

約数和(自身を含む): 616491360

約数和(自身を除く): 411531720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 421, 842, 1263, 1684, 2105, 2526, 3368, 4057, 4210, 5052, 6315, 8114, 8420, 10104, 12171, 12630, 16228, 16840, 20285, 24342, 25260, 32456, 40570, 48684, 50520, 60855, 81140, 97368, 121710, 162280, 243420, 486840, 1707997, 3415994, 5123991, 6831988, 8539985, 10247982, 13663976, 17079970, 20495964, 25619955, 34159940, 40991928, 51239910, 68319880, 102479820, 204959640]

約数ペア:

[(1, 204959640), (2, 102479820), (3, 68319880), (4, 51239910), (5, 40991928), (6, 34159940), (8, 25619955), (10, 20495964), (12, 17079970), (15, 13663976), (20, 10247982), (24, 8539985), (30, 6831988), (40, 5123991), (60, 3415994), (120, 1707997), (421, 486840), (842, 243420), (1263, 162280), (1684, 121710), (2105, 97368), (2526, 81140), (3368, 60855), (4057, 50520), (4210, 48684), (5052, 40570), (6315, 32456), (8114, 25260), (8420, 24342), (10104, 20285), (12171, 16840), (12630, 16228)]