198650880

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{479}}^1$

素因数の和:516

約数の個数: 220

約数和(自身を含む): 713338560

約数和(自身を除く): 514687680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 479, 480, 512, 540, 576, 640, 648, 720, 768, 810, 864, 958, 960, 1024, 1080, 1152, 1280, 1296, 1437, 1440, 1536, 1620, 1728, 1916, 1920, 2160, 2304, 2395, 2560, 2592, 2874, 2880, 3072, 3240, 3456, 3832, 3840, 4311, 4320, 4608, 4790, 5120, 5184, 5748, 5760, 6480, 6912, 7185, 7664, 7680, 8622, 8640, 9216, 9580, 10368, 11496, 11520, 12933, 12960, 13824, 14370, 15328, 15360, 17244, 17280, 19160, 20736, 21555, 22992, 23040, 25866, 25920, 27648, 28740, 30656, 34488, 34560, 38320, 38799, 41472, 43110, 45984, 46080, 51732, 51840, 57480, 61312, 64665, 68976, 69120, 76640, 77598, 82944, 86220, 91968, 103464, 103680, 114960, 122624, 129330, 137952, 138240, 153280, 155196, 172440, 183936, 193995, 206928, 207360, 229920, 245248, 258660, 275904, 306560, 310392, 344880, 367872, 387990, 413856, 414720, 459840, 490496, 517320, 551808, 613120, 620784, 689760, 735744, 775980, 827712, 919680, 1034640, 1103616, 1226240, 1241568, 1379520, 1471488, 1551960, 1655424, 1839360, 2069280, 2207232, 2452480, 2483136, 2759040, 3103920, 3310848, 3678720, 4138560, 4414464, 4966272, 5518080, 6207840, 6621696, 7357440, 8277120, 9932544, 11036160, 12415680, 13243392, 16554240, 19865088, 22072320, 24831360, 33108480, 39730176, 49662720, 66216960, 99325440, 198650880]

約数ペア:

[(1, 198650880), (2, 99325440), (3, 66216960), (4, 49662720), (5, 39730176), (6, 33108480), (8, 24831360), (9, 22072320), (10, 19865088), (12, 16554240), (15, 13243392), (16, 12415680), (18, 11036160), (20, 9932544), (24, 8277120), (27, 7357440), (30, 6621696), (32, 6207840), (36, 5518080), (40, 4966272), (45, 4414464), (48, 4138560), (54, 3678720), (60, 3310848), (64, 3103920), (72, 2759040), (80, 2483136), (81, 2452480), (90, 2207232), (96, 2069280), (108, 1839360), (120, 1655424), (128, 1551960), (135, 1471488), (144, 1379520), (160, 1241568), (162, 1226240), (180, 1103616), (192, 1034640), (216, 919680), (240, 827712), (256, 775980), (270, 735744), (288, 689760), (320, 620784), (324, 613120), (360, 551808), (384, 517320), (405, 490496), (432, 459840), (479, 414720), (480, 413856), (512, 387990), (540, 367872), (576, 344880), (640, 310392), (648, 306560), (720, 275904), (768, 258660), (810, 245248), (864, 229920), (958, 207360), (960, 206928), (1024, 193995), (1080, 183936), (1152, 172440), (1280, 155196), (1296, 153280), (1437, 138240), (1440, 137952), (1536, 129330), (1620, 122624), (1728, 114960), (1916, 103680), (1920, 103464), (2160, 91968), (2304, 86220), (2395, 82944), (2560, 77598), (2592, 76640), (2874, 69120), (2880, 68976), (3072, 64665), (3240, 61312), (3456, 57480), (3832, 51840), (3840, 51732), (4311, 46080), (4320, 45984), (4608, 43110), (4790, 41472), (5120, 38799), (5184, 38320), (5748, 34560), (5760, 34488), (6480, 30656), (6912, 28740), (7185, 27648), (7664, 25920), (7680, 25866), (8622, 23040), (8640, 22992), (9216, 21555), (9580, 20736), (10368, 19160), (11496, 17280), (11520, 17244), (12933, 15360), (12960, 15328), (13824, 14370)]