161888880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{674537}}^1$

素因数の和:674553

約数の個数: 40

約数和(自身を含む): 501856272

約数和(自身を除く): 339967392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 674537, 1349074, 2023611, 2698148, 3372685, 4047222, 5396296, 6745370, 8094444, 10118055, 10792592, 13490740, 16188888, 20236110, 26981480, 32377776, 40472220, 53962960, 80944440, 161888880]

約数ペア:

[(1, 161888880), (2, 80944440), (3, 53962960), (4, 40472220), (5, 32377776), (6, 26981480), (8, 20236110), (10, 16188888), (12, 13490740), (15, 10792592), (16, 10118055), (20, 8094444), (24, 6745370), (30, 5396296), (40, 4047222), (48, 3372685), (60, 2698148), (80, 2023611), (120, 1349074), (240, 674537)]