20121592320

素因数分解:

$2^9\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4219}}^1$

素因数の和:4277

約数の個数: 400

約数和(自身を含む): 75220453440

約数和(自身を除く): 55098861120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 64, 69, 72, 80, 81, 90, 92, 96, 108, 115, 120, 128, 135, 138, 144, 160, 162, 180, 184, 192, 207, 216, 230, 240, 256, 270, 276, 288, 320, 324, 345, 360, 368, 384, 405, 414, 432, 460, 480, 512, 540, 552, 576, 621, 640, 648, 690, 720, 736, 768, 810, 828, 864, 920, 960, 1035, 1080, 1104, 1152, 1242, 1280, 1296, 1380, 1440, 1472, 1536, 1620, 1656, 1728, 1840, 1863, 1920, 2070, 2160, 2208, 2304, 2484, 2560, 2592, 2760, 2880, 2944, 3105, 3240, 3312, 3456, 3680, 3726, 3840, 4140, 4219, 4320, 4416, 4608, 4968, 5184, 5520, 5760, 5888, 6210, 6480, 6624, 6912, 7360, 7452, 7680, 8280, 8438, 8640, 8832, 9315, 9936, 10368, 11040, 11520, 11776, 12420, 12657, 12960, 13248, 13824, 14720, 14904, 16560, 16876, 17280, 17664, 18630, 19872, 20736, 21095, 22080, 23040, 24840, 25314, 25920, 26496, 29440, 29808, 33120, 33752, 34560, 35328, 37260, 37971, 39744, 41472, 42190, 44160, 49680, 50628, 51840, 52992, 58880, 59616, 63285, 66240, 67504, 69120, 74520, 75942, 79488, 84380, 88320, 97037, 99360, 101256, 103680, 105984, 113913, 119232, 126570, 132480, 135008, 149040, 151884, 158976, 168760, 176640, 189855, 194074, 198720, 202512, 207360, 227826, 238464, 253140, 264960, 270016, 291111, 298080, 303768, 317952, 337520, 341739, 379710, 388148, 397440, 405024, 455652, 476928, 485185, 506280, 529920, 540032, 569565, 582222, 596160, 607536, 675040, 683478, 759420, 776296, 794880, 810048, 873333, 911304, 953856, 970370, 1012560, 1080064, 1139130, 1164444, 1192320, 1215072, 1350080, 1366956, 1455555, 1518840, 1552592, 1589760, 1620096, 1708695, 1746666, 1822608, 1940740, 2025120, 2160128, 2278260, 2328888, 2384640, 2430144, 2619999, 2700160, 2733912, 2911110, 3037680, 3105184, 3240192, 3417390, 3493332, 3645216, 3881480, 4050240, 4366665, 4556520, 4657776, 4769280, 4860288, 5239998, 5400320, 5467824, 5822220, 6075360, 6210368, 6480384, 6834780, 6986664, 7290432, 7762960, 7859997, 8100480, 8733330, 9113040, 9315552, 9720576, 10479996, 10800640, 10935648, 11644440, 12150720, 12420736, 13099995, 13669560, 13973328, 14580864, 15525920, 15719994, 16200960, 17466660, 18226080, 18631104, 19441152, 20959992, 21871296, 23288880, 24301440, 24841472, 26199990, 27339120, 27946656, 29161728, 31051840, 31439988, 32401920, 34933320, 36452160, 37262208, 39299985, 41919984, 43742592, 46577760, 48602880, 49682944, 52399980, 54678240, 55893312, 58323456, 62103680, 62879976, 69866640, 72904320, 74524416, 78599970, 83839968, 87485184, 93155520, 97205760, 104799960, 109356480, 111786624, 124207360, 125759952, 139733280, 145808640, 149048832, 157199940, 167679936, 174970368, 186311040, 209599920, 218712960, 223573248, 248414720, 251519904, 279466560, 291617280, 314399880, 335359872, 372622080, 419199840, 437425920, 447146496, 503039808, 558933120, 628799760, 670719744, 745244160, 838399680, 874851840, 1006079616, 1117866240, 1257599520, 1341439488, 1676799360, 2012159232, 2235732480, 2515199040, 3353598720, 4024318464, 5030398080, 6707197440, 10060796160, 20121592320]

約数ペア:

[(1, 20121592320), (2, 10060796160), (3, 6707197440), (4, 5030398080), (5, 4024318464), (6, 3353598720), (8, 2515199040), (9, 2235732480), (10, 2012159232), (12, 1676799360), (15, 1341439488), (16, 1257599520), (18, 1117866240), (20, 1006079616), (23, 874851840), (24, 838399680), (27, 745244160), (30, 670719744), (32, 628799760), (36, 558933120), (40, 503039808), (45, 447146496), (46, 437425920), (48, 419199840), (54, 372622080), (60, 335359872), (64, 314399880), (69, 291617280), (72, 279466560), (80, 251519904), (81, 248414720), (90, 223573248), (92, 218712960), (96, 209599920), (108, 186311040), (115, 174970368), (120, 167679936), (128, 157199940), (135, 149048832), (138, 145808640), (144, 139733280), (160, 125759952), (162, 124207360), (180, 111786624), (184, 109356480), (192, 104799960), (207, 97205760), (216, 93155520), (230, 87485184), (240, 83839968), (256, 78599970), (270, 74524416), (276, 72904320), (288, 69866640), (320, 62879976), (324, 62103680), (345, 58323456), (360, 55893312), (368, 54678240), (384, 52399980), (405, 49682944), (414, 48602880), (432, 46577760), (460, 43742592), (480, 41919984), (512, 39299985), (540, 37262208), (552, 36452160), (576, 34933320), (621, 32401920), (640, 31439988), (648, 31051840), (690, 29161728), (720, 27946656), (736, 27339120), (768, 26199990), (810, 24841472), (828, 24301440), (864, 23288880), (920, 21871296), (960, 20959992), (1035, 19441152), (1080, 18631104), (1104, 18226080), (1152, 17466660), (1242, 16200960), (1280, 15719994), (1296, 15525920), (1380, 14580864), (1440, 13973328), (1472, 13669560), (1536, 13099995), (1620, 12420736), (1656, 12150720), (1728, 11644440), (1840, 10935648), (1863, 10800640), (1920, 10479996), (2070, 9720576), (2160, 9315552), (2208, 9113040), (2304, 8733330), (2484, 8100480), (2560, 7859997), (2592, 7762960), (2760, 7290432), (2880, 6986664), (2944, 6834780), (3105, 6480384), (3240, 6210368), (3312, 6075360), (3456, 5822220), (3680, 5467824), (3726, 5400320), (3840, 5239998), (4140, 4860288), (4219, 4769280), (4320, 4657776), (4416, 4556520), (4608, 4366665), (4968, 4050240), (5184, 3881480), (5520, 3645216), (5760, 3493332), (5888, 3417390), (6210, 3240192), (6480, 3105184), (6624, 3037680), (6912, 2911110), (7360, 2733912), (7452, 2700160), (7680, 2619999), (8280, 2430144), (8438, 2384640), (8640, 2328888), (8832, 2278260), (9315, 2160128), (9936, 2025120), (10368, 1940740), (11040, 1822608), (11520, 1746666), (11776, 1708695), (12420, 1620096), (12657, 1589760), (12960, 1552592), (13248, 1518840), (13824, 1455555), (14720, 1366956), (14904, 1350080), (16560, 1215072), (16876, 1192320), (17280, 1164444), (17664, 1139130), (18630, 1080064), (19872, 1012560), (20736, 970370), (21095, 953856), (22080, 911304), (23040, 873333), (24840, 810048), (25314, 794880), (25920, 776296), (26496, 759420), (29440, 683478), (29808, 675040), (33120, 607536), (33752, 596160), (34560, 582222), (35328, 569565), (37260, 540032), (37971, 529920), (39744, 506280), (41472, 485185), (42190, 476928), (44160, 455652), (49680, 405024), (50628, 397440), (51840, 388148), (52992, 379710), (58880, 341739), (59616, 337520), (63285, 317952), (66240, 303768), (67504, 298080), (69120, 291111), (74520, 270016), (75942, 264960), (79488, 253140), (84380, 238464), (88320, 227826), (97037, 207360), (99360, 202512), (101256, 198720), (103680, 194074), (105984, 189855), (113913, 176640), (119232, 168760), (126570, 158976), (132480, 151884), (135008, 149040)]