206988660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2087}}^1$

素因数の和:2150

約数の個数: 144

約数和(自身を含む): 684028800

約数和(自身を除く): 477040140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 29, 30, 36, 38, 45, 57, 58, 60, 76, 87, 90, 95, 114, 116, 145, 171, 174, 180, 190, 228, 261, 285, 290, 342, 348, 380, 435, 522, 551, 570, 580, 684, 855, 870, 1044, 1102, 1140, 1305, 1653, 1710, 1740, 2087, 2204, 2610, 2755, 3306, 3420, 4174, 4959, 5220, 5510, 6261, 6612, 8265, 8348, 9918, 10435, 11020, 12522, 16530, 18783, 19836, 20870, 24795, 25044, 31305, 33060, 37566, 39653, 41740, 49590, 60523, 62610, 75132, 79306, 93915, 99180, 118959, 121046, 125220, 158612, 181569, 187830, 198265, 237918, 242092, 302615, 356877, 363138, 375660, 396530, 475836, 544707, 594795, 605230, 713754, 726276, 793060, 907845, 1089414, 1149937, 1189590, 1210460, 1427508, 1784385, 1815690, 2178828, 2299874, 2379180, 2723535, 3449811, 3568770, 3631380, 4599748, 5447070, 5749685, 6899622, 7137540, 10349433, 10894140, 11499370, 13799244, 17249055, 20698866, 22998740, 34498110, 41397732, 51747165, 68996220, 103494330, 206988660]

約数ペア:

[(1, 206988660), (2, 103494330), (3, 68996220), (4, 51747165), (5, 41397732), (6, 34498110), (9, 22998740), (10, 20698866), (12, 17249055), (15, 13799244), (18, 11499370), (19, 10894140), (20, 10349433), (29, 7137540), (30, 6899622), (36, 5749685), (38, 5447070), (45, 4599748), (57, 3631380), (58, 3568770), (60, 3449811), (76, 2723535), (87, 2379180), (90, 2299874), (95, 2178828), (114, 1815690), (116, 1784385), (145, 1427508), (171, 1210460), (174, 1189590), (180, 1149937), (190, 1089414), (228, 907845), (261, 793060), (285, 726276), (290, 713754), (342, 605230), (348, 594795), (380, 544707), (435, 475836), (522, 396530), (551, 375660), (570, 363138), (580, 356877), (684, 302615), (855, 242092), (870, 237918), (1044, 198265), (1102, 187830), (1140, 181569), (1305, 158612), (1653, 125220), (1710, 121046), (1740, 118959), (2087, 99180), (2204, 93915), (2610, 79306), (2755, 75132), (3306, 62610), (3420, 60523), (4174, 49590), (4959, 41740), (5220, 39653), (5510, 37566), (6261, 33060), (6612, 31305), (8265, 25044), (8348, 24795), (9918, 20870), (10435, 19836), (11020, 18783), (12522, 16530)]