312331390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{6311}}^1$

素因数の和:6433

約数の個数: 48

約数和(自身を含む): 660563424

約数和(自身を除く): 348232034

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 101, 202, 245, 490, 505, 707, 1010, 1414, 3535, 4949, 6311, 7070, 9898, 12622, 24745, 31555, 44177, 49490, 63110, 88354, 220885, 309239, 441770, 618478, 637411, 1274822, 1546195, 3092390, 3187055, 4461877, 6374110, 8923754, 22309385, 31233139, 44618770, 62466278, 156165695, 312331390]

約数ペア:

[(1, 312331390), (2, 156165695), (5, 62466278), (7, 44618770), (10, 31233139), (14, 22309385), (35, 8923754), (49, 6374110), (70, 4461877), (98, 3187055), (101, 3092390), (202, 1546195), (245, 1274822), (490, 637411), (505, 618478), (707, 441770), (1010, 309239), (1414, 220885), (3535, 88354), (4949, 63110), (6311, 49490), (7070, 44177), (9898, 31555), (12622, 24745)]