256437504

素因数分解:

$2^8\times 3^2\times {\mathrm{111301}}^1$

素因数の和:111323

約数の個数: 54

約数和(自身を含む): 739379186

約数和(自身を除く): 482941682

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 576, 768, 1152, 2304, 111301, 222602, 333903, 445204, 667806, 890408, 1001709, 1335612, 1780816, 2003418, 2671224, 3561632, 4006836, 5342448, 7123264, 8013672, 10684896, 14246528, 16027344, 21369792, 28493056, 32054688, 42739584, 64109376, 85479168, 128218752, 256437504]

約数ペア:

[(1, 256437504), (2, 128218752), (3, 85479168), (4, 64109376), (6, 42739584), (8, 32054688), (9, 28493056), (12, 21369792), (16, 16027344), (18, 14246528), (24, 10684896), (32, 8013672), (36, 7123264), (48, 5342448), (64, 4006836), (72, 3561632), (96, 2671224), (128, 2003418), (144, 1780816), (192, 1335612), (256, 1001709), (288, 890408), (384, 667806), (576, 445204), (768, 333903), (1152, 222602), (2304, 111301)]