128339910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{475333}}^1$

素因数の和:475349

約数の個数: 32

約数和(自身を含む): 342240480

約数和(自身を除く): 213900570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 475333, 950666, 1425999, 2376665, 2851998, 4277997, 4753330, 7129995, 8555994, 12833991, 14259990, 21389985, 25667982, 42779970, 64169955, 128339910]

約数ペア:

[(1, 128339910), (2, 64169955), (3, 42779970), (5, 25667982), (6, 21389985), (9, 14259990), (10, 12833991), (15, 8555994), (18, 7129995), (27, 4753330), (30, 4277997), (45, 2851998), (54, 2376665), (90, 1425999), (135, 950666), (270, 475333)]