256513710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{6301}}^1$

素因数の和:6393

約数の個数: 64

約数和(自身を含む): 653391360

約数和(自身を除く): 396877650

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 59, 69, 115, 118, 138, 177, 230, 295, 345, 354, 590, 690, 885, 1357, 1770, 2714, 4071, 6301, 6785, 8142, 12602, 13570, 18903, 20355, 31505, 37806, 40710, 63010, 94515, 144923, 189030, 289846, 371759, 434769, 724615, 743518, 869538, 1115277, 1449230, 1858795, 2173845, 2230554, 3717590, 4347690, 5576385, 8550457, 11152770, 17100914, 25651371, 42752285, 51302742, 85504570, 128256855, 256513710]

約数ペア:

[(1, 256513710), (2, 128256855), (3, 85504570), (5, 51302742), (6, 42752285), (10, 25651371), (15, 17100914), (23, 11152770), (30, 8550457), (46, 5576385), (59, 4347690), (69, 3717590), (115, 2230554), (118, 2173845), (138, 1858795), (177, 1449230), (230, 1115277), (295, 869538), (345, 743518), (354, 724615), (590, 434769), (690, 371759), (885, 289846), (1357, 189030), (1770, 144923), (2714, 94515), (4071, 63010), (6301, 40710), (6785, 37806), (8142, 31505), (12602, 20355), (13570, 18903)]