30215115

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:289

約数の個数: 72

約数和(自身を含む): 62101728

約数和(自身を除く): 31886613

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 71, 105, 147, 193, 213, 245, 315, 355, 441, 497, 579, 639, 735, 965, 1065, 1351, 1491, 1737, 2205, 2485, 2895, 3195, 3479, 4053, 4473, 6755, 7455, 8685, 9457, 10437, 12159, 13703, 17395, 20265, 22365, 28371, 31311, 41109, 47285, 52185, 60795, 68515, 85113, 95921, 123327, 141855, 156555, 205545, 287763, 425565, 479605, 616635, 671447, 863289, 1438815, 2014341, 3357235, 4316445, 6043023, 10071705, 30215115]

約数ペア:

[(1, 30215115), (3, 10071705), (5, 6043023), (7, 4316445), (9, 3357235), (15, 2014341), (21, 1438815), (35, 863289), (45, 671447), (49, 616635), (63, 479605), (71, 425565), (105, 287763), (147, 205545), (193, 156555), (213, 141855), (245, 123327), (315, 95921), (355, 85113), (441, 68515), (497, 60795), (579, 52185), (639, 47285), (735, 41109), (965, 31311), (1065, 28371), (1351, 22365), (1491, 20265), (1737, 17395), (2205, 13703), (2485, 12159), (2895, 10437), (3195, 9457), (3479, 8685), (4053, 7455), (4473, 6755)]