128406672

素因数分解:

$2^4\times 3^2\times {\mathrm{499}}^1\times {\mathrm{1787}}^1$

素因数の和:2300

約数の個数: 60

約数和(自身を含む): 360282000

約数和(自身を除く): 231875328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 499, 998, 1497, 1787, 1996, 2994, 3574, 3992, 4491, 5361, 5988, 7148, 7984, 8982, 10722, 11976, 14296, 16083, 17964, 21444, 23952, 28592, 32166, 35928, 42888, 64332, 71856, 85776, 128664, 257328, 891713, 1783426, 2675139, 3566852, 5350278, 7133704, 8025417, 10700556, 14267408, 16050834, 21401112, 32101668, 42802224, 64203336, 128406672]

約数ペア:

[(1, 128406672), (2, 64203336), (3, 42802224), (4, 32101668), (6, 21401112), (8, 16050834), (9, 14267408), (12, 10700556), (16, 8025417), (18, 7133704), (24, 5350278), (36, 3566852), (48, 2675139), (72, 1783426), (144, 891713), (499, 257328), (998, 128664), (1497, 85776), (1787, 71856), (1996, 64332), (2994, 42888), (3574, 35928), (3992, 32166), (4491, 28592), (5361, 23952), (5988, 21444), (7148, 17964), (7984, 16083), (8982, 14296), (10722, 11976)]