128539728

素因数分解:

$2^4\times 3^2\times {\mathrm{43}}^1\times {\mathrm{20759}}^1$

素因数の和:20816

約数の個数: 60

約数和(自身を含む): 368116320

約数和(自身を除く): 239576592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 43, 48, 72, 86, 129, 144, 172, 258, 344, 387, 516, 688, 774, 1032, 1548, 2064, 3096, 6192, 20759, 41518, 62277, 83036, 124554, 166072, 186831, 249108, 332144, 373662, 498216, 747324, 892637, 996432, 1494648, 1785274, 2677911, 2989296, 3570548, 5355822, 7141096, 8033733, 10711644, 14282192, 16067466, 21423288, 32134932, 42846576, 64269864, 128539728]

約数ペア:

[(1, 128539728), (2, 64269864), (3, 42846576), (4, 32134932), (6, 21423288), (8, 16067466), (9, 14282192), (12, 10711644), (16, 8033733), (18, 7141096), (24, 5355822), (36, 3570548), (43, 2989296), (48, 2677911), (72, 1785274), (86, 1494648), (129, 996432), (144, 892637), (172, 747324), (258, 498216), (344, 373662), (387, 332144), (516, 249108), (688, 186831), (774, 166072), (1032, 124554), (1548, 83036), (2064, 62277), (3096, 41518), (6192, 20759)]