680085

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 1437696

約数和(自身を除く): 757611

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 127, 153, 255, 315, 357, 381, 595, 635, 765, 889, 1071, 1143, 1785, 1905, 2159, 2667, 4445, 5355, 5715, 6477, 8001, 10795, 13335, 15113, 19431, 32385, 40005, 45339, 75565, 97155, 136017, 226695, 680085]

約数ペア:

[(1, 680085), (3, 226695), (5, 136017), (7, 97155), (9, 75565), (15, 45339), (17, 40005), (21, 32385), (35, 19431), (45, 15113), (51, 13335), (63, 10795), (85, 8001), (105, 6477), (119, 5715), (127, 5355), (153, 4445), (255, 2667), (315, 2159), (357, 1905), (381, 1785), (595, 1143), (635, 1071), (765, 889)]