129968880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{541537}}^1$

素因数の和:541553

約数の個数: 40

約数和(自身を含む): 402904272

約数和(自身を除く): 272935392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 541537, 1083074, 1624611, 2166148, 2707685, 3249222, 4332296, 5415370, 6498444, 8123055, 8664592, 10830740, 12996888, 16246110, 21661480, 25993776, 32492220, 43322960, 64984440, 129968880]

約数ペア:

[(1, 129968880), (2, 64984440), (3, 43322960), (4, 32492220), (5, 25993776), (6, 21661480), (8, 16246110), (10, 12996888), (12, 10830740), (15, 8664592), (16, 8123055), (20, 6498444), (24, 5415370), (30, 4332296), (40, 3249222), (48, 2707685), (60, 2166148), (80, 1624611), (120, 1083074), (240, 541537)]