133585840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{919}}^1$

素因数の和:1034

約数の個数: 80

約数和(自身を含む): 328550400

約数和(自身を除く): 194964560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 79, 80, 92, 115, 158, 184, 230, 316, 368, 395, 460, 632, 790, 919, 920, 1264, 1580, 1817, 1838, 1840, 3160, 3634, 3676, 4595, 6320, 7268, 7352, 9085, 9190, 14536, 14704, 18170, 18380, 21137, 29072, 36340, 36760, 42274, 72601, 72680, 73520, 84548, 105685, 145202, 145360, 169096, 211370, 290404, 338192, 363005, 422740, 580808, 726010, 845480, 1161616, 1452020, 1669823, 1690960, 2904040, 3339646, 5808080, 6679292, 8349115, 13358584, 16698230, 26717168, 33396460, 66792920, 133585840]

約数ペア:

[(1, 133585840), (2, 66792920), (4, 33396460), (5, 26717168), (8, 16698230), (10, 13358584), (16, 8349115), (20, 6679292), (23, 5808080), (40, 3339646), (46, 2904040), (79, 1690960), (80, 1669823), (92, 1452020), (115, 1161616), (158, 845480), (184, 726010), (230, 580808), (316, 422740), (368, 363005), (395, 338192), (460, 290404), (632, 211370), (790, 169096), (919, 145360), (920, 145202), (1264, 105685), (1580, 84548), (1817, 73520), (1838, 72680), (1840, 72601), (3160, 42274), (3634, 36760), (3676, 36340), (4595, 29072), (6320, 21137), (7268, 18380), (7352, 18170), (9085, 14704), (9190, 14536)]