20521771200

素因数分解:

$2^6\times 3^4\times 5^2\times 7^1\times {\mathrm{22621}}^1$

素因数の和:22662

約数の個数: 420

約数和(自身を含む): 86212803952

約数和(自身を除く): 65691032752

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 54, 56, 60, 63, 64, 70, 72, 75, 80, 81, 84, 90, 96, 100, 105, 108, 112, 120, 126, 135, 140, 144, 150, 160, 162, 168, 175, 180, 189, 192, 200, 210, 216, 224, 225, 240, 252, 270, 280, 288, 300, 315, 320, 324, 336, 350, 360, 378, 400, 405, 420, 432, 448, 450, 480, 504, 525, 540, 560, 567, 576, 600, 630, 648, 672, 675, 700, 720, 756, 800, 810, 840, 864, 900, 945, 960, 1008, 1050, 1080, 1120, 1134, 1200, 1260, 1296, 1344, 1350, 1400, 1440, 1512, 1575, 1600, 1620, 1680, 1728, 1800, 1890, 2016, 2025, 2100, 2160, 2240, 2268, 2400, 2520, 2592, 2700, 2800, 2835, 2880, 3024, 3150, 3240, 3360, 3600, 3780, 4032, 4050, 4200, 4320, 4536, 4725, 4800, 5040, 5184, 5400, 5600, 5670, 6048, 6300, 6480, 6720, 7200, 7560, 8100, 8400, 8640, 9072, 9450, 10080, 10800, 11200, 11340, 12096, 12600, 12960, 14175, 14400, 15120, 16200, 16800, 18144, 18900, 20160, 21600, 22621, 22680, 25200, 25920, 28350, 30240, 32400, 33600, 36288, 37800, 43200, 45242, 45360, 50400, 56700, 60480, 64800, 67863, 75600, 90484, 90720, 100800, 113105, 113400, 129600, 135726, 151200, 158347, 180968, 181440, 203589, 226210, 226800, 271452, 302400, 316694, 339315, 361936, 407178, 452420, 453600, 475041, 542904, 565525, 610767, 633388, 678630, 723872, 791735, 814356, 904840, 907200, 950082, 1017945, 1085808, 1131050, 1221534, 1266776, 1357260, 1425123, 1447744, 1583470, 1628712, 1696575, 1809680, 1832301, 1900164, 2035890, 2171616, 2262100, 2375205, 2443068, 2533552, 2714520, 2850246, 3053835, 3166940, 3257424, 3393150, 3619360, 3664602, 3800328, 3958675, 4071780, 4275369, 4343232, 4524200, 4750410, 4886136, 5067104, 5089725, 5429040, 5700492, 6107670, 6333880, 6514848, 6786300, 7125615, 7238720, 7329204, 7600656, 7917350, 8143560, 8550738, 9048400, 9161505, 9500820, 9772272, 10134208, 10179450, 10858080, 11400984, 11876025, 12215340, 12667760, 12826107, 13029696, 13572600, 14251230, 14658408, 15201312, 15269175, 15834700, 16287120, 17101476, 18096800, 18323010, 19001640, 19544544, 20358900, 21376845, 21716160, 22801968, 23752050, 24430680, 25335520, 25652214, 27145200, 28502460, 29316816, 30402624, 30538350, 31669400, 32574240, 34202952, 35628075, 36193600, 36646020, 38003280, 39089088, 40717800, 42753690, 45603936, 45807525, 47504100, 48861360, 50671040, 51304428, 54290400, 57004920, 58633632, 61076700, 63338800, 64130535, 65148480, 68405904, 71256150, 73292040, 76006560, 81435600, 85507380, 91207872, 91615050, 95008200, 97722720, 102608856, 106884225, 108580800, 114009840, 117267264, 122153400, 126677600, 128261070, 136811808, 142512300, 146584080, 152013120, 162871200, 171014760, 183230100, 190016400, 195445440, 205217712, 213768450, 228019680, 244306800, 253355200, 256522140, 273623616, 285024600, 293168160, 320652675, 325742400, 342029520, 366460200, 380032800, 410435424, 427536900, 456039360, 488613600, 513044280, 570049200, 586336320, 641305350, 684059040, 732920400, 760065600, 820870848, 855073800, 977227200, 1026088560, 1140098400, 1282610700, 1368118080, 1465840800, 1710147600, 2052177120, 2280196800, 2565221400, 2931681600, 3420295200, 4104354240, 5130442800, 6840590400, 10260885600, 20521771200]

約数ペア:

[(1, 20521771200), (2, 10260885600), (3, 6840590400), (4, 5130442800), (5, 4104354240), (6, 3420295200), (7, 2931681600), (8, 2565221400), (9, 2280196800), (10, 2052177120), (12, 1710147600), (14, 1465840800), (15, 1368118080), (16, 1282610700), (18, 1140098400), (20, 1026088560), (21, 977227200), (24, 855073800), (25, 820870848), (27, 760065600), (28, 732920400), (30, 684059040), (32, 641305350), (35, 586336320), (36, 570049200), (40, 513044280), (42, 488613600), (45, 456039360), (48, 427536900), (50, 410435424), (54, 380032800), (56, 366460200), (60, 342029520), (63, 325742400), (64, 320652675), (70, 293168160), (72, 285024600), (75, 273623616), (80, 256522140), (81, 253355200), (84, 244306800), (90, 228019680), (96, 213768450), (100, 205217712), (105, 195445440), (108, 190016400), (112, 183230100), (120, 171014760), (126, 162871200), (135, 152013120), (140, 146584080), (144, 142512300), (150, 136811808), (160, 128261070), (162, 126677600), (168, 122153400), (175, 117267264), (180, 114009840), (189, 108580800), (192, 106884225), (200, 102608856), (210, 97722720), (216, 95008200), (224, 91615050), (225, 91207872), (240, 85507380), (252, 81435600), (270, 76006560), (280, 73292040), (288, 71256150), (300, 68405904), (315, 65148480), (320, 64130535), (324, 63338800), (336, 61076700), (350, 58633632), (360, 57004920), (378, 54290400), (400, 51304428), (405, 50671040), (420, 48861360), (432, 47504100), (448, 45807525), (450, 45603936), (480, 42753690), (504, 40717800), (525, 39089088), (540, 38003280), (560, 36646020), (567, 36193600), (576, 35628075), (600, 34202952), (630, 32574240), (648, 31669400), (672, 30538350), (675, 30402624), (700, 29316816), (720, 28502460), (756, 27145200), (800, 25652214), (810, 25335520), (840, 24430680), (864, 23752050), (900, 22801968), (945, 21716160), (960, 21376845), (1008, 20358900), (1050, 19544544), (1080, 19001640), (1120, 18323010), (1134, 18096800), (1200, 17101476), (1260, 16287120), (1296, 15834700), (1344, 15269175), (1350, 15201312), (1400, 14658408), (1440, 14251230), (1512, 13572600), (1575, 13029696), (1600, 12826107), (1620, 12667760), (1680, 12215340), (1728, 11876025), (1800, 11400984), (1890, 10858080), (2016, 10179450), (2025, 10134208), (2100, 9772272), (2160, 9500820), (2240, 9161505), (2268, 9048400), (2400, 8550738), (2520, 8143560), (2592, 7917350), (2700, 7600656), (2800, 7329204), (2835, 7238720), (2880, 7125615), (3024, 6786300), (3150, 6514848), (3240, 6333880), (3360, 6107670), (3600, 5700492), (3780, 5429040), (4032, 5089725), (4050, 5067104), (4200, 4886136), (4320, 4750410), (4536, 4524200), (4725, 4343232), (4800, 4275369), (5040, 4071780), (5184, 3958675), (5400, 3800328), (5600, 3664602), (5670, 3619360), (6048, 3393150), (6300, 3257424), (6480, 3166940), (6720, 3053835), (7200, 2850246), (7560, 2714520), (8100, 2533552), (8400, 2443068), (8640, 2375205), (9072, 2262100), (9450, 2171616), (10080, 2035890), (10800, 1900164), (11200, 1832301), (11340, 1809680), (12096, 1696575), (12600, 1628712), (12960, 1583470), (14175, 1447744), (14400, 1425123), (15120, 1357260), (16200, 1266776), (16800, 1221534), (18144, 1131050), (18900, 1085808), (20160, 1017945), (21600, 950082), (22621, 907200), (22680, 904840), (25200, 814356), (25920, 791735), (28350, 723872), (30240, 678630), (32400, 633388), (33600, 610767), (36288, 565525), (37800, 542904), (43200, 475041), (45242, 453600), (45360, 452420), (50400, 407178), (56700, 361936), (60480, 339315), (64800, 316694), (67863, 302400), (75600, 271452), (90484, 226800), (90720, 226210), (100800, 203589), (113105, 181440), (113400, 180968), (129600, 158347), (135726, 151200)]