257864064

素因数分解:

$2^7\times 3^1\times {\mathrm{659}}^1\times {\mathrm{1019}}^1$

素因数の和:1695

約数の個数: 64

約数和(自身を含む): 686664000

約数和(自身を除く): 428799936

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 659, 1019, 1318, 1977, 2038, 2636, 3057, 3954, 4076, 5272, 6114, 7908, 8152, 10544, 12228, 15816, 16304, 21088, 24456, 31632, 32608, 42176, 48912, 63264, 65216, 84352, 97824, 126528, 130432, 195648, 253056, 391296, 671521, 1343042, 2014563, 2686084, 4029126, 5372168, 8058252, 10744336, 16116504, 21488672, 32233008, 42977344, 64466016, 85954688, 128932032, 257864064]

約数ペア:

[(1, 257864064), (2, 128932032), (3, 85954688), (4, 64466016), (6, 42977344), (8, 32233008), (12, 21488672), (16, 16116504), (24, 10744336), (32, 8058252), (48, 5372168), (64, 4029126), (96, 2686084), (128, 2014563), (192, 1343042), (384, 671521), (659, 391296), (1019, 253056), (1318, 195648), (1977, 130432), (2038, 126528), (2636, 97824), (3057, 84352), (3954, 65216), (4076, 63264), (5272, 48912), (6114, 42176), (7908, 32608), (8152, 31632), (10544, 24456), (12228, 21088), (15816, 16304)]