21789364320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{3109}}^1$

素因数の和:3318

約数の個数: 288

約数和(自身を含む): 77268522240

約数和(自身を除く): 55479157920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 157, 160, 180, 186, 240, 248, 279, 288, 310, 314, 360, 372, 465, 471, 480, 496, 558, 620, 628, 720, 744, 785, 930, 942, 992, 1116, 1240, 1256, 1395, 1413, 1440, 1488, 1570, 1860, 1884, 2232, 2355, 2480, 2512, 2790, 2826, 2976, 3109, 3140, 3720, 3768, 4464, 4710, 4867, 4960, 5024, 5580, 5652, 6218, 6280, 7065, 7440, 7536, 8928, 9327, 9420, 9734, 11160, 11304, 12436, 12560, 14130, 14601, 14880, 15072, 15545, 18654, 18840, 19468, 22320, 22608, 24335, 24872, 25120, 27981, 28260, 29202, 31090, 37308, 37680, 38936, 43803, 44640, 45216, 46635, 48670, 49744, 55962, 56520, 58404, 62180, 73005, 74616, 75360, 77872, 87606, 93270, 96379, 97340, 99488, 111924, 113040, 116808, 124360, 139905, 146010, 149232, 155744, 175212, 186540, 192758, 194680, 219015, 223848, 226080, 233616, 248720, 279810, 289137, 292020, 298464, 350424, 373080, 385516, 389360, 438030, 447696, 467232, 481895, 488113, 497440, 559620, 578274, 584040, 700848, 746160, 771032, 778720, 867411, 876060, 895392, 963790, 976226, 1119240, 1156548, 1168080, 1401696, 1445685, 1464339, 1492320, 1542064, 1734822, 1752120, 1927580, 1952452, 2238480, 2313096, 2336160, 2440565, 2891370, 2928678, 3084128, 3469644, 3504240, 3855160, 3904904, 4337055, 4393017, 4476960, 4626192, 4881130, 5782740, 5857356, 6939288, 7008480, 7321695, 7710320, 7809808, 8674110, 8786034, 9252384, 9762260, 11565480, 11714712, 13878576, 14643390, 15131503, 15420640, 15619616, 17348220, 17572068, 19524520, 21965085, 23130960, 23429424, 27757152, 29286780, 30263006, 34696440, 35144136, 39049040, 43930170, 45394509, 46261920, 46858848, 58573560, 60526012, 69392880, 70288272, 75657515, 78098080, 87860340, 90789018, 117147120, 121052024, 136183527, 138785760, 140576544, 151315030, 175720680, 181578036, 226972545, 234294240, 242104048, 272367054, 302630060, 351441360, 363156072, 453945090, 484208096, 544734108, 605260120, 680917635, 702882720, 726312144, 907890180, 1089468216, 1210520240, 1361835270, 1452624288, 1815780360, 2178936432, 2421040480, 2723670540, 3631560720, 4357872864, 5447341080, 7263121440, 10894682160, 21789364320]

約数ペア:

[(1, 21789364320), (2, 10894682160), (3, 7263121440), (4, 5447341080), (5, 4357872864), (6, 3631560720), (8, 2723670540), (9, 2421040480), (10, 2178936432), (12, 1815780360), (15, 1452624288), (16, 1361835270), (18, 1210520240), (20, 1089468216), (24, 907890180), (30, 726312144), (31, 702882720), (32, 680917635), (36, 605260120), (40, 544734108), (45, 484208096), (48, 453945090), (60, 363156072), (62, 351441360), (72, 302630060), (80, 272367054), (90, 242104048), (93, 234294240), (96, 226972545), (120, 181578036), (124, 175720680), (144, 151315030), (155, 140576544), (157, 138785760), (160, 136183527), (180, 121052024), (186, 117147120), (240, 90789018), (248, 87860340), (279, 78098080), (288, 75657515), (310, 70288272), (314, 69392880), (360, 60526012), (372, 58573560), (465, 46858848), (471, 46261920), (480, 45394509), (496, 43930170), (558, 39049040), (620, 35144136), (628, 34696440), (720, 30263006), (744, 29286780), (785, 27757152), (930, 23429424), (942, 23130960), (992, 21965085), (1116, 19524520), (1240, 17572068), (1256, 17348220), (1395, 15619616), (1413, 15420640), (1440, 15131503), (1488, 14643390), (1570, 13878576), (1860, 11714712), (1884, 11565480), (2232, 9762260), (2355, 9252384), (2480, 8786034), (2512, 8674110), (2790, 7809808), (2826, 7710320), (2976, 7321695), (3109, 7008480), (3140, 6939288), (3720, 5857356), (3768, 5782740), (4464, 4881130), (4710, 4626192), (4867, 4476960), (4960, 4393017), (5024, 4337055), (5580, 3904904), (5652, 3855160), (6218, 3504240), (6280, 3469644), (7065, 3084128), (7440, 2928678), (7536, 2891370), (8928, 2440565), (9327, 2336160), (9420, 2313096), (9734, 2238480), (11160, 1952452), (11304, 1927580), (12436, 1752120), (12560, 1734822), (14130, 1542064), (14601, 1492320), (14880, 1464339), (15072, 1445685), (15545, 1401696), (18654, 1168080), (18840, 1156548), (19468, 1119240), (22320, 976226), (22608, 963790), (24335, 895392), (24872, 876060), (25120, 867411), (27981, 778720), (28260, 771032), (29202, 746160), (31090, 700848), (37308, 584040), (37680, 578274), (38936, 559620), (43803, 497440), (44640, 488113), (45216, 481895), (46635, 467232), (48670, 447696), (49744, 438030), (55962, 389360), (56520, 385516), (58404, 373080), (62180, 350424), (73005, 298464), (74616, 292020), (75360, 289137), (77872, 279810), (87606, 248720), (93270, 233616), (96379, 226080), (97340, 223848), (99488, 219015), (111924, 194680), (113040, 192758), (116808, 186540), (124360, 175212), (139905, 155744), (146010, 149232)]