256075316

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1\times {\mathrm{479}}^1$

素因数の和:864

約数の個数: 48

約数和(自身を含む): 523299840

約数和(自身を除く): 267224524

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 313, 427, 479, 626, 854, 958, 1252, 1708, 1916, 2191, 3353, 4382, 6706, 8764, 13412, 19093, 29219, 38186, 58438, 76372, 116876, 133651, 149927, 204533, 267302, 299854, 409066, 534604, 599708, 818132, 1049489, 2098978, 4197956, 9145547, 18291094, 36582188, 64018829, 128037658, 256075316]

約数ペア:

[(1, 256075316), (2, 128037658), (4, 64018829), (7, 36582188), (14, 18291094), (28, 9145547), (61, 4197956), (122, 2098978), (244, 1049489), (313, 818132), (427, 599708), (479, 534604), (626, 409066), (854, 299854), (958, 267302), (1252, 204533), (1708, 149927), (1916, 133651), (2191, 116876), (3353, 76372), (4382, 58438), (6706, 38186), (8764, 29219), (13412, 19093)]