128523456

素因数分解:

$2^6\times 3^3\times {\mathrm{74377}}^1$

素因数の和:74398

約数の個数: 56

約数和(自身を含む): 377840240

約数和(自身を除く): 249316784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728, 74377, 148754, 223131, 297508, 446262, 595016, 669393, 892524, 1190032, 1338786, 1785048, 2008179, 2380064, 2677572, 3570096, 4016358, 4760128, 5355144, 7140192, 8032716, 10710288, 14280384, 16065432, 21420576, 32130864, 42841152, 64261728, 128523456]

約数ペア:

[(1, 128523456), (2, 64261728), (3, 42841152), (4, 32130864), (6, 21420576), (8, 16065432), (9, 14280384), (12, 10710288), (16, 8032716), (18, 7140192), (24, 5355144), (27, 4760128), (32, 4016358), (36, 3570096), (48, 2677572), (54, 2380064), (64, 2008179), (72, 1785048), (96, 1338786), (108, 1190032), (144, 892524), (192, 669393), (216, 595016), (288, 446262), (432, 297508), (576, 223131), (864, 148754), (1728, 74377)]