128524290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{857}}^1\times {\mathrm{4999}}^1$

素因数の和:5866

約数の個数: 32

約数和(自身を含む): 308880000

約数和(自身を除く): 180355710

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 857, 1714, 2571, 4285, 4999, 5142, 8570, 9998, 12855, 14997, 24995, 25710, 29994, 49990, 74985, 149970, 4284143, 8568286, 12852429, 21420715, 25704858, 42841430, 64262145, 128524290]

約数ペア:

[(1, 128524290), (2, 64262145), (3, 42841430), (5, 25704858), (6, 21420715), (10, 12852429), (15, 8568286), (30, 4284143), (857, 149970), (1714, 74985), (2571, 49990), (4285, 29994), (4999, 25710), (5142, 24995), (8570, 14997), (9998, 12855)]