208307520

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{479}}^1$

素因数の和:653

約数の個数: 168

約数和(自身を含む): 722741760

約数和(自身を除く): 514434240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 151, 160, 180, 192, 240, 288, 302, 320, 360, 453, 479, 480, 576, 604, 720, 755, 906, 958, 960, 1208, 1359, 1437, 1440, 1510, 1812, 1916, 2265, 2395, 2416, 2718, 2874, 2880, 3020, 3624, 3832, 4311, 4530, 4790, 4832, 5436, 5748, 6040, 6795, 7185, 7248, 7664, 8622, 9060, 9580, 9664, 10872, 11496, 12080, 13590, 14370, 14496, 15328, 17244, 18120, 19160, 21555, 21744, 22992, 24160, 27180, 28740, 28992, 30656, 34488, 36240, 38320, 43110, 43488, 45984, 48320, 54360, 57480, 68976, 72329, 72480, 76640, 86220, 86976, 91968, 108720, 114960, 137952, 144658, 144960, 153280, 172440, 216987, 217440, 229920, 275904, 289316, 344880, 361645, 433974, 434880, 459840, 578632, 650961, 689760, 723290, 867948, 1084935, 1157264, 1301922, 1379520, 1446580, 1735896, 2169870, 2314528, 2603844, 2893160, 3254805, 3471792, 4339740, 4629056, 5207688, 5786320, 6509610, 6943584, 8679480, 10415376, 11572640, 13019220, 13887168, 17358960, 20830752, 23145280, 26038440, 34717920, 41661504, 52076880, 69435840, 104153760, 208307520]

約数ペア:

[(1, 208307520), (2, 104153760), (3, 69435840), (4, 52076880), (5, 41661504), (6, 34717920), (8, 26038440), (9, 23145280), (10, 20830752), (12, 17358960), (15, 13887168), (16, 13019220), (18, 11572640), (20, 10415376), (24, 8679480), (30, 6943584), (32, 6509610), (36, 5786320), (40, 5207688), (45, 4629056), (48, 4339740), (60, 3471792), (64, 3254805), (72, 2893160), (80, 2603844), (90, 2314528), (96, 2169870), (120, 1735896), (144, 1446580), (151, 1379520), (160, 1301922), (180, 1157264), (192, 1084935), (240, 867948), (288, 723290), (302, 689760), (320, 650961), (360, 578632), (453, 459840), (479, 434880), (480, 433974), (576, 361645), (604, 344880), (720, 289316), (755, 275904), (906, 229920), (958, 217440), (960, 216987), (1208, 172440), (1359, 153280), (1437, 144960), (1440, 144658), (1510, 137952), (1812, 114960), (1916, 108720), (2265, 91968), (2395, 86976), (2416, 86220), (2718, 76640), (2874, 72480), (2880, 72329), (3020, 68976), (3624, 57480), (3832, 54360), (4311, 48320), (4530, 45984), (4790, 43488), (4832, 43110), (5436, 38320), (5748, 36240), (6040, 34488), (6795, 30656), (7185, 28992), (7248, 28740), (7664, 27180), (8622, 24160), (9060, 22992), (9580, 21744), (9664, 21555), (10872, 19160), (11496, 18120), (12080, 17244), (13590, 15328), (14370, 14496)]