206828580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{16981}}^1$

素因数の和:17029

約数の個数: 96

約数和(自身を含む): 684714240

約数和(自身を除く): 477885660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 70, 84, 87, 105, 116, 140, 145, 174, 203, 210, 290, 348, 406, 420, 435, 580, 609, 812, 870, 1015, 1218, 1740, 2030, 2436, 3045, 4060, 6090, 12180, 16981, 33962, 50943, 67924, 84905, 101886, 118867, 169810, 203772, 237734, 254715, 339620, 356601, 475468, 492449, 509430, 594335, 713202, 984898, 1018860, 1188670, 1426404, 1477347, 1783005, 1969796, 2377340, 2462245, 2954694, 3447143, 3566010, 4924490, 5909388, 6894286, 7132020, 7386735, 9848980, 10341429, 13788572, 14773470, 17235715, 20682858, 29546940, 34471430, 41365716, 51707145, 68942860, 103414290, 206828580]

約数ペア:

[(1, 206828580), (2, 103414290), (3, 68942860), (4, 51707145), (5, 41365716), (6, 34471430), (7, 29546940), (10, 20682858), (12, 17235715), (14, 14773470), (15, 13788572), (20, 10341429), (21, 9848980), (28, 7386735), (29, 7132020), (30, 6894286), (35, 5909388), (42, 4924490), (58, 3566010), (60, 3447143), (70, 2954694), (84, 2462245), (87, 2377340), (105, 1969796), (116, 1783005), (140, 1477347), (145, 1426404), (174, 1188670), (203, 1018860), (210, 984898), (290, 713202), (348, 594335), (406, 509430), (420, 492449), (435, 475468), (580, 356601), (609, 339620), (812, 254715), (870, 237734), (1015, 203772), (1218, 169810), (1740, 118867), (2030, 101886), (2436, 84905), (3045, 67924), (4060, 50943), (6090, 33962), (12180, 16981)]