209783280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{647}}^1$

素因数の和:863

約数の個数: 160

約数和(自身を含む): 748237824

約数和(自身を除く): 538454544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 193, 210, 240, 280, 336, 386, 420, 560, 579, 647, 772, 840, 965, 1158, 1294, 1351, 1544, 1680, 1930, 1941, 2316, 2588, 2702, 2895, 3088, 3235, 3860, 3882, 4053, 4529, 4632, 5176, 5404, 5790, 6470, 6755, 7720, 7764, 8106, 9058, 9264, 9705, 10352, 10808, 11580, 12940, 13510, 13587, 15440, 15528, 16212, 18116, 19410, 20265, 21616, 22645, 23160, 25880, 27020, 27174, 31056, 32424, 36232, 38820, 40530, 45290, 46320, 51760, 54040, 54348, 64848, 67935, 72464, 77640, 81060, 90580, 108080, 108696, 124871, 135870, 155280, 162120, 181160, 217392, 249742, 271740, 324240, 362320, 374613, 499484, 543480, 624355, 749226, 874097, 998968, 1086960, 1248710, 1498452, 1748194, 1873065, 1997936, 2497420, 2622291, 2996904, 3496388, 3746130, 4370485, 4994840, 5244582, 5993808, 6992776, 7492260, 8740970, 9989680, 10489164, 13111455, 13985552, 14984520, 17481940, 20978328, 26222910, 29969040, 34963880, 41956656, 52445820, 69927760, 104891640, 209783280]

約数ペア:

[(1, 209783280), (2, 104891640), (3, 69927760), (4, 52445820), (5, 41956656), (6, 34963880), (7, 29969040), (8, 26222910), (10, 20978328), (12, 17481940), (14, 14984520), (15, 13985552), (16, 13111455), (20, 10489164), (21, 9989680), (24, 8740970), (28, 7492260), (30, 6992776), (35, 5993808), (40, 5244582), (42, 4994840), (48, 4370485), (56, 3746130), (60, 3496388), (70, 2996904), (80, 2622291), (84, 2497420), (105, 1997936), (112, 1873065), (120, 1748194), (140, 1498452), (168, 1248710), (193, 1086960), (210, 998968), (240, 874097), (280, 749226), (336, 624355), (386, 543480), (420, 499484), (560, 374613), (579, 362320), (647, 324240), (772, 271740), (840, 249742), (965, 217392), (1158, 181160), (1294, 162120), (1351, 155280), (1544, 135870), (1680, 124871), (1930, 108696), (1941, 108080), (2316, 90580), (2588, 81060), (2702, 77640), (2895, 72464), (3088, 67935), (3235, 64848), (3860, 54348), (3882, 54040), (4053, 51760), (4529, 46320), (4632, 45290), (5176, 40530), (5404, 38820), (5790, 36232), (6470, 32424), (6755, 31056), (7720, 27174), (7764, 27020), (8106, 25880), (9058, 23160), (9264, 22645), (9705, 21616), (10352, 20265), (10808, 19410), (11580, 18116), (12940, 16212), (13510, 15528), (13587, 15440)]