80279880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{668999}}^1$

素因数の和:669013

約数の個数: 32

約数和(自身を含む): 240840000

約数和(自身を除く): 160560120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 668999, 1337998, 2006997, 2675996, 3344995, 4013994, 5351992, 6689990, 8027988, 10034985, 13379980, 16055976, 20069970, 26759960, 40139940, 80279880]

約数ペア:

[(1, 80279880), (2, 40139940), (3, 26759960), (4, 20069970), (5, 16055976), (6, 13379980), (8, 10034985), (10, 8027988), (12, 6689990), (15, 5351992), (20, 4013994), (24, 3344995), (30, 2675996), (40, 2006997), (60, 1337998), (120, 668999)]