128538048

素因数分解:

$2^6\times 3^1\times {\mathrm{389}}^1\times {\mathrm{1721}}^1$

素因数の和:2125

約数の個数: 56

約数和(自身を含む): 341162640

約数和(自身を除く): 212624592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 389, 778, 1167, 1556, 1721, 2334, 3112, 3442, 4668, 5163, 6224, 6884, 9336, 10326, 12448, 13768, 18672, 20652, 24896, 27536, 37344, 41304, 55072, 74688, 82608, 110144, 165216, 330432, 669469, 1338938, 2008407, 2677876, 4016814, 5355752, 8033628, 10711504, 16067256, 21423008, 32134512, 42846016, 64269024, 128538048]

約数ペア:

[(1, 128538048), (2, 64269024), (3, 42846016), (4, 32134512), (6, 21423008), (8, 16067256), (12, 10711504), (16, 8033628), (24, 5355752), (32, 4016814), (48, 2677876), (64, 2008407), (96, 1338938), (192, 669469), (389, 330432), (778, 165216), (1167, 110144), (1556, 82608), (1721, 74688), (2334, 55072), (3112, 41304), (3442, 37344), (4668, 27536), (5163, 24896), (6224, 20652), (6884, 18672), (9336, 13768), (10326, 12448)]