256238208

素因数分解:

$2^7\times 3^3\times {\mathrm{74143}}^1$

素因数の和:74166

約数の個数: 64

約数和(自身を含む): 756268800

約数和(自身を除く): 500030592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 288, 384, 432, 576, 864, 1152, 1728, 3456, 74143, 148286, 222429, 296572, 444858, 593144, 667287, 889716, 1186288, 1334574, 1779432, 2001861, 2372576, 2669148, 3558864, 4003722, 4745152, 5338296, 7117728, 8007444, 9490304, 10676592, 14235456, 16014888, 21353184, 28470912, 32029776, 42706368, 64059552, 85412736, 128119104, 256238208]

約数ペア:

[(1, 256238208), (2, 128119104), (3, 85412736), (4, 64059552), (6, 42706368), (8, 32029776), (9, 28470912), (12, 21353184), (16, 16014888), (18, 14235456), (24, 10676592), (27, 9490304), (32, 8007444), (36, 7117728), (48, 5338296), (54, 4745152), (64, 4003722), (72, 3558864), (96, 2669148), (108, 2372576), (128, 2001861), (144, 1779432), (192, 1334574), (216, 1186288), (288, 889716), (384, 667287), (432, 593144), (576, 444858), (864, 296572), (1152, 222429), (1728, 148286), (3456, 74143)]