207728710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{499}}^1$

素因数の和:845

約数の個数: 64

約数和(自身を含む): 452160000

約数和(自身を除く): 244431290

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 313, 499, 626, 665, 998, 1330, 1565, 2191, 2495, 3130, 3493, 4382, 4990, 5947, 6986, 9481, 10955, 11894, 17465, 18962, 21910, 29735, 34930, 41629, 47405, 59470, 66367, 83258, 94810, 132734, 156187, 208145, 312374, 331835, 416290, 663670, 780935, 1093309, 1561870, 2186618, 2967553, 5466545, 5935106, 10933090, 14837765, 20772871, 29675530, 41545742, 103864355, 207728710]

約数ペア:

[(1, 207728710), (2, 103864355), (5, 41545742), (7, 29675530), (10, 20772871), (14, 14837765), (19, 10933090), (35, 5935106), (38, 5466545), (70, 2967553), (95, 2186618), (133, 1561870), (190, 1093309), (266, 780935), (313, 663670), (499, 416290), (626, 331835), (665, 312374), (998, 208145), (1330, 156187), (1565, 132734), (2191, 94810), (2495, 83258), (3130, 66367), (3493, 59470), (4382, 47405), (4990, 41629), (5947, 34930), (6986, 29735), (9481, 21910), (10955, 18962), (11894, 17465)]