207783870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{1361}}^1$

素因数の和:2105

約数の個数: 64

約数和(自身を含む): 571124736

約数和(自身を除く): 363340866

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 727, 1361, 1454, 2181, 2722, 3635, 4083, 4362, 5089, 6805, 7270, 8166, 9527, 10178, 10905, 13610, 15267, 19054, 20415, 21810, 25445, 28581, 30534, 40830, 47635, 50890, 57162, 76335, 95270, 142905, 152670, 285810, 989447, 1978894, 2968341, 4947235, 5936682, 6926129, 9894470, 13852258, 14841705, 20778387, 29683410, 34630645, 41556774, 69261290, 103891935, 207783870]

約数ペア:

[(1, 207783870), (2, 103891935), (3, 69261290), (5, 41556774), (6, 34630645), (7, 29683410), (10, 20778387), (14, 14841705), (15, 13852258), (21, 9894470), (30, 6926129), (35, 5936682), (42, 4947235), (70, 2968341), (105, 1978894), (210, 989447), (727, 285810), (1361, 152670), (1454, 142905), (2181, 95270), (2722, 76335), (3635, 57162), (4083, 50890), (4362, 47635), (5089, 40830), (6805, 30534), (7270, 28581), (8166, 25445), (9527, 21810), (10178, 20415), (10905, 19054), (13610, 15267)]