231351904

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^2\times {\mathrm{2861}}^1$

素因数の和:2916

約数の個数: 72

約数和(自身を含む): 549572688

約数和(自身を除く): 318220784

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 361, 532, 608, 722, 1064, 1444, 2128, 2527, 2861, 2888, 4256, 5054, 5722, 5776, 10108, 11444, 11552, 20027, 20216, 22888, 40054, 40432, 45776, 54359, 80108, 80864, 91552, 108718, 160216, 217436, 320432, 380513, 434872, 640864, 761026, 869744, 1032821, 1522052, 1739488, 2065642, 3044104, 4131284, 6088208, 7229747, 8262568, 12176416, 14459494, 16525136, 28918988, 33050272, 57837976, 115675952, 231351904]

約数ペア:

[(1, 231351904), (2, 115675952), (4, 57837976), (7, 33050272), (8, 28918988), (14, 16525136), (16, 14459494), (19, 12176416), (28, 8262568), (32, 7229747), (38, 6088208), (56, 4131284), (76, 3044104), (112, 2065642), (133, 1739488), (152, 1522052), (224, 1032821), (266, 869744), (304, 761026), (361, 640864), (532, 434872), (608, 380513), (722, 320432), (1064, 217436), (1444, 160216), (2128, 108718), (2527, 91552), (2861, 80864), (2888, 80108), (4256, 54359), (5054, 45776), (5722, 40432), (5776, 40054), (10108, 22888), (11444, 20216), (11552, 20027)]