209687040

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:527

約数の個数: 240

約数和(自身を含む): 766022400

約数和(自身を除く): 556335360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 256, 285, 288, 304, 320, 342, 360, 380, 384, 456, 479, 480, 512, 570, 576, 608, 640, 684, 720, 760, 768, 855, 912, 958, 960, 1140, 1152, 1216, 1280, 1368, 1437, 1440, 1520, 1536, 1710, 1824, 1916, 1920, 2280, 2304, 2395, 2432, 2560, 2736, 2874, 2880, 3040, 3420, 3648, 3832, 3840, 4311, 4560, 4608, 4790, 4864, 5472, 5748, 5760, 6080, 6840, 7185, 7296, 7664, 7680, 8622, 9101, 9120, 9580, 9728, 10944, 11496, 11520, 12160, 13680, 14370, 14592, 15328, 17244, 18202, 18240, 19160, 21555, 21888, 22992, 23040, 24320, 27303, 27360, 28740, 29184, 30656, 34488, 36404, 36480, 38320, 43110, 43776, 45505, 45984, 48640, 54606, 54720, 57480, 61312, 68976, 72808, 72960, 76640, 81909, 86220, 87552, 91010, 91968, 109212, 109440, 114960, 122624, 136515, 137952, 145616, 145920, 153280, 163818, 172440, 182020, 183936, 218424, 218880, 229920, 245248, 273030, 275904, 291232, 306560, 327636, 344880, 364040, 367872, 409545, 436848, 437760, 459840, 546060, 551808, 582464, 613120, 655272, 689760, 728080, 735744, 819090, 873696, 919680, 1092120, 1103616, 1164928, 1226240, 1310544, 1379520, 1456160, 1638180, 1747392, 1839360, 2184240, 2207232, 2329856, 2621088, 2759040, 2912320, 3276360, 3494784, 3678720, 4368480, 4659712, 5242176, 5518080, 5824640, 6552720, 6989568, 8736960, 10484352, 11036160, 11649280, 13105440, 13979136, 17473920, 20968704, 23298560, 26210880, 34947840, 41937408, 52421760, 69895680, 104843520, 209687040]

約数ペア:

[(1, 209687040), (2, 104843520), (3, 69895680), (4, 52421760), (5, 41937408), (6, 34947840), (8, 26210880), (9, 23298560), (10, 20968704), (12, 17473920), (15, 13979136), (16, 13105440), (18, 11649280), (19, 11036160), (20, 10484352), (24, 8736960), (30, 6989568), (32, 6552720), (36, 5824640), (38, 5518080), (40, 5242176), (45, 4659712), (48, 4368480), (57, 3678720), (60, 3494784), (64, 3276360), (72, 2912320), (76, 2759040), (80, 2621088), (90, 2329856), (95, 2207232), (96, 2184240), (114, 1839360), (120, 1747392), (128, 1638180), (144, 1456160), (152, 1379520), (160, 1310544), (171, 1226240), (180, 1164928), (190, 1103616), (192, 1092120), (228, 919680), (240, 873696), (256, 819090), (285, 735744), (288, 728080), (304, 689760), (320, 655272), (342, 613120), (360, 582464), (380, 551808), (384, 546060), (456, 459840), (479, 437760), (480, 436848), (512, 409545), (570, 367872), (576, 364040), (608, 344880), (640, 327636), (684, 306560), (720, 291232), (760, 275904), (768, 273030), (855, 245248), (912, 229920), (958, 218880), (960, 218424), (1140, 183936), (1152, 182020), (1216, 172440), (1280, 163818), (1368, 153280), (1437, 145920), (1440, 145616), (1520, 137952), (1536, 136515), (1710, 122624), (1824, 114960), (1916, 109440), (1920, 109212), (2280, 91968), (2304, 91010), (2395, 87552), (2432, 86220), (2560, 81909), (2736, 76640), (2874, 72960), (2880, 72808), (3040, 68976), (3420, 61312), (3648, 57480), (3832, 54720), (3840, 54606), (4311, 48640), (4560, 45984), (4608, 45505), (4790, 43776), (4864, 43110), (5472, 38320), (5748, 36480), (5760, 36404), (6080, 34488), (6840, 30656), (7185, 29184), (7296, 28740), (7664, 27360), (7680, 27303), (8622, 24320), (9101, 23040), (9120, 22992), (9580, 21888), (9728, 21555), (10944, 19160), (11496, 18240), (11520, 18202), (12160, 17244), (13680, 15328), (14370, 14592)]