257391504

素因数分解:

$2^4\times 3^2\times {\mathrm{281}}^1\times {\mathrm{6361}}^1$

素因数の和:6656

約数の個数: 60

約数和(自身を含む): 723015852

約数和(自身を除く): 465624348

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 281, 562, 843, 1124, 1686, 2248, 2529, 3372, 4496, 5058, 6361, 6744, 10116, 12722, 13488, 19083, 20232, 25444, 38166, 40464, 50888, 57249, 76332, 101776, 114498, 152664, 228996, 305328, 457992, 915984, 1787441, 3574882, 5362323, 7149764, 10724646, 14299528, 16086969, 21449292, 28599056, 32173938, 42898584, 64347876, 85797168, 128695752, 257391504]

約数ペア:

[(1, 257391504), (2, 128695752), (3, 85797168), (4, 64347876), (6, 42898584), (8, 32173938), (9, 28599056), (12, 21449292), (16, 16086969), (18, 14299528), (24, 10724646), (36, 7149764), (48, 5362323), (72, 3574882), (144, 1787441), (281, 915984), (562, 457992), (843, 305328), (1124, 228996), (1686, 152664), (2248, 114498), (2529, 101776), (3372, 76332), (4496, 57249), (5058, 50888), (6361, 40464), (6744, 38166), (10116, 25444), (12722, 20232), (13488, 19083)]