129640720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{147319}}^1$

素因数の和:147343

約数の個数: 40

約数和(自身を含む): 328818240

約数和(自身を除く): 199177520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 147319, 294638, 589276, 736595, 1178552, 1473190, 1620509, 2357104, 2946380, 3241018, 5892760, 6482036, 8102545, 11785520, 12964072, 16205090, 25928144, 32410180, 64820360, 129640720]

約数ペア:

[(1, 129640720), (2, 64820360), (4, 32410180), (5, 25928144), (8, 16205090), (10, 12964072), (11, 11785520), (16, 8102545), (20, 6482036), (22, 5892760), (40, 3241018), (44, 2946380), (55, 2357104), (80, 1620509), (88, 1473190), (110, 1178552), (176, 736595), (220, 589276), (440, 294638), (880, 147319)]