318866576

素因数分解:

$2^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:460

約数の個数: 80

約数和(自身を含む): 721763328

約数和(自身を除く): 402896752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 103, 112, 131, 206, 211, 262, 412, 422, 524, 721, 824, 844, 917, 1048, 1442, 1477, 1648, 1688, 1834, 2096, 2884, 2954, 3376, 3668, 5768, 5908, 7336, 11536, 11816, 13493, 14672, 21733, 23632, 26986, 27641, 43466, 53972, 55282, 86932, 94451, 107944, 110564, 152131, 173864, 188902, 193487, 215888, 221128, 304262, 347728, 377804, 386974, 442256, 608524, 755608, 773948, 1217048, 1511216, 1547896, 2434096, 2847023, 3095792, 5694046, 11388092, 19929161, 22776184, 39858322, 45552368, 79716644, 159433288, 318866576]

約数ペア:

[(1, 318866576), (2, 159433288), (4, 79716644), (7, 45552368), (8, 39858322), (14, 22776184), (16, 19929161), (28, 11388092), (56, 5694046), (103, 3095792), (112, 2847023), (131, 2434096), (206, 1547896), (211, 1511216), (262, 1217048), (412, 773948), (422, 755608), (524, 608524), (721, 442256), (824, 386974), (844, 377804), (917, 347728), (1048, 304262), (1442, 221128), (1477, 215888), (1648, 193487), (1688, 188902), (1834, 173864), (2096, 152131), (2884, 110564), (2954, 107944), (3376, 94451), (3668, 86932), (5768, 55282), (5908, 53972), (7336, 43466), (11536, 27641), (11816, 26986), (13493, 23632), (14672, 21733)]