256473272

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{15259}}^1$

素因数の和:15467

約数の個数: 32

約数和(自身を含む): 527385600

約数和(自身を除く): 270912328

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 191, 382, 764, 1528, 2101, 4202, 8404, 15259, 16808, 30518, 61036, 122072, 167849, 335698, 671396, 1342792, 2914469, 5828938, 11657876, 23315752, 32059159, 64118318, 128236636, 256473272]

約数ペア:

[(1, 256473272), (2, 128236636), (4, 64118318), (8, 32059159), (11, 23315752), (22, 11657876), (44, 5828938), (88, 2914469), (191, 1342792), (382, 671396), (764, 335698), (1528, 167849), (2101, 122072), (4202, 61036), (8404, 30518), (15259, 16808)]