315475810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{379}}^1$

素因数の和:755

約数の個数: 64

約数和(自身を含む): 647337600

約数和(自身を除く): 331861790

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 337, 379, 494, 674, 758, 1235, 1685, 1895, 2470, 3370, 3790, 4381, 4927, 6403, 7201, 8762, 9854, 12806, 14402, 21905, 24635, 32015, 36005, 43810, 49270, 64030, 72010, 83239, 93613, 127723, 166478, 187226, 255446, 416195, 468065, 638615, 832390, 936130, 1277230, 1660399, 2426737, 3320798, 4853474, 8301995, 12133685, 16603990, 24267370, 31547581, 63095162, 157737905, 315475810]

約数ペア:

[(1, 315475810), (2, 157737905), (5, 63095162), (10, 31547581), (13, 24267370), (19, 16603990), (26, 12133685), (38, 8301995), (65, 4853474), (95, 3320798), (130, 2426737), (190, 1660399), (247, 1277230), (337, 936130), (379, 832390), (494, 638615), (674, 468065), (758, 416195), (1235, 255446), (1685, 187226), (1895, 166478), (2470, 127723), (3370, 93613), (3790, 83239), (4381, 72010), (4927, 64030), (6403, 49270), (7201, 43810), (8762, 36005), (9854, 32015), (12806, 24635), (14402, 21905)]