129302360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4139}}^1$

素因数の和:4232

約数の個数: 64

約数和(自身を含む): 321926400

約数和(自身を除く): 192624040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 1420, 1562, 2840, 3124, 3905, 4139, 6248, 7810, 8278, 15620, 16556, 20695, 31240, 33112, 41390, 45529, 82780, 91058, 165560, 182116, 227645, 293869, 364232, 455290, 587738, 910580, 1175476, 1469345, 1821160, 2350952, 2938690, 3232559, 5877380, 6465118, 11754760, 12930236, 16162795, 25860472, 32325590, 64651180, 129302360]

約数ペア:

[(1, 129302360), (2, 64651180), (4, 32325590), (5, 25860472), (8, 16162795), (10, 12930236), (11, 11754760), (20, 6465118), (22, 5877380), (40, 3232559), (44, 2938690), (55, 2350952), (71, 1821160), (88, 1469345), (110, 1175476), (142, 910580), (220, 587738), (284, 455290), (355, 364232), (440, 293869), (568, 227645), (710, 182116), (781, 165560), (1420, 91058), (1562, 82780), (2840, 45529), (3124, 41390), (3905, 33112), (4139, 31240), (6248, 20695), (7810, 16556), (8278, 15620)]