307780270

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{523}}^1\times {\mathrm{1201}}^1$

素因数の和:1745

約数の個数: 48

約数和(自身を含む): 646224048

約数和(自身を除く): 338443778

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 523, 1046, 1201, 2402, 2615, 3661, 5230, 6005, 7322, 8407, 12010, 16814, 18305, 25627, 36610, 42035, 51254, 58849, 84070, 117698, 128135, 256270, 294245, 588490, 628123, 1256246, 3140615, 4396861, 6281230, 8793722, 21984305, 30778027, 43968610, 61556054, 153890135, 307780270]

約数ペア:

[(1, 307780270), (2, 153890135), (5, 61556054), (7, 43968610), (10, 30778027), (14, 21984305), (35, 8793722), (49, 6281230), (70, 4396861), (98, 3140615), (245, 1256246), (490, 628123), (523, 588490), (1046, 294245), (1201, 256270), (2402, 128135), (2615, 117698), (3661, 84070), (5230, 58849), (6005, 51254), (7322, 42035), (8407, 36610), (12010, 25627), (16814, 18305)]