128846960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{146417}}^1$

素因数の和:146441

約数の個数: 40

約数和(自身を含む): 326804976

約数和(自身を除く): 197958016

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 146417, 292834, 585668, 732085, 1171336, 1464170, 1610587, 2342672, 2928340, 3221174, 5856680, 6442348, 8052935, 11713360, 12884696, 16105870, 25769392, 32211740, 64423480, 128846960]

約数ペア:

[(1, 128846960), (2, 64423480), (4, 32211740), (5, 25769392), (8, 16105870), (10, 12884696), (11, 11713360), (16, 8052935), (20, 6442348), (22, 5856680), (40, 3221174), (44, 2928340), (55, 2342672), (80, 1610587), (88, 1464170), (110, 1171336), (176, 732085), (220, 585668), (440, 292834), (880, 146417)]