128519760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{535499}}^1$

素因数の和:535515

約数の個数: 40

約数和(自身を含む): 398412000

約数和(自身を除く): 269892240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 535499, 1070998, 1606497, 2141996, 2677495, 3212994, 4283992, 5354990, 6425988, 8032485, 8567984, 10709980, 12851976, 16064970, 21419960, 25703952, 32129940, 42839920, 64259880, 128519760]

約数ペア:

[(1, 128519760), (2, 64259880), (3, 42839920), (4, 32129940), (5, 25703952), (6, 21419960), (8, 16064970), (10, 12851976), (12, 10709980), (15, 8567984), (16, 8032485), (20, 6425988), (24, 5354990), (30, 4283992), (40, 3212994), (48, 2677495), (60, 2141996), (80, 1606497), (120, 1070998), (240, 535499)]