257938368

素因数分解:

$2^6\times 3^1\times {\mathrm{103}}^1\times {\mathrm{13043}}^1$

素因数の和:13161

約数の個数: 56

約数和(自身を含む): 689140608

約数和(自身を除く): 431202240

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 103, 192, 206, 309, 412, 618, 824, 1236, 1648, 2472, 3296, 4944, 6592, 9888, 13043, 19776, 26086, 39129, 52172, 78258, 104344, 156516, 208688, 313032, 417376, 626064, 834752, 1252128, 1343429, 2504256, 2686858, 4030287, 5373716, 8060574, 10747432, 16121148, 21494864, 32242296, 42989728, 64484592, 85979456, 128969184, 257938368]

約数ペア:

[(1, 257938368), (2, 128969184), (3, 85979456), (4, 64484592), (6, 42989728), (8, 32242296), (12, 21494864), (16, 16121148), (24, 10747432), (32, 8060574), (48, 5373716), (64, 4030287), (96, 2686858), (103, 2504256), (192, 1343429), (206, 1252128), (309, 834752), (412, 626064), (618, 417376), (824, 313032), (1236, 208688), (1648, 156516), (2472, 104344), (3296, 78258), (4944, 52172), (6592, 39129), (9888, 26086), (13043, 19776)]