20197278720

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1571}}^1$

素因数の和:1639

約数の個数: 440

約数和(自身を含む): 74757881088

約数和(自身を除く): 54560602368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 81, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 162, 180, 186, 192, 216, 240, 248, 256, 270, 279, 288, 310, 320, 324, 360, 372, 384, 405, 432, 465, 480, 496, 512, 540, 558, 576, 620, 640, 648, 720, 744, 768, 810, 837, 864, 930, 960, 992, 1024, 1080, 1116, 1152, 1240, 1280, 1296, 1395, 1440, 1488, 1536, 1571, 1620, 1674, 1728, 1860, 1920, 1984, 2160, 2232, 2304, 2480, 2511, 2560, 2592, 2790, 2880, 2976, 3072, 3142, 3240, 3348, 3456, 3720, 3840, 3968, 4185, 4320, 4464, 4608, 4713, 4960, 5022, 5120, 5184, 5580, 5760, 5952, 6284, 6480, 6696, 6912, 7440, 7680, 7855, 7936, 8370, 8640, 8928, 9216, 9426, 9920, 10044, 10368, 11160, 11520, 11904, 12555, 12568, 12960, 13392, 13824, 14139, 14880, 15360, 15710, 15872, 16740, 17280, 17856, 18852, 19840, 20088, 20736, 22320, 23040, 23565, 23808, 25110, 25136, 25920, 26784, 27648, 28278, 29760, 31420, 31744, 33480, 34560, 35712, 37704, 39680, 40176, 41472, 42417, 44640, 46080, 47130, 47616, 48701, 50220, 50272, 51840, 53568, 56556, 59520, 62840, 66960, 69120, 70695, 71424, 75408, 79360, 80352, 82944, 84834, 89280, 94260, 95232, 97402, 100440, 100544, 103680, 107136, 113112, 119040, 125680, 127251, 133920, 138240, 141390, 142848, 146103, 150816, 158720, 160704, 169668, 178560, 188520, 194804, 200880, 201088, 207360, 212085, 214272, 226224, 238080, 243505, 251360, 254502, 267840, 282780, 285696, 292206, 301632, 321408, 339336, 357120, 377040, 389608, 401760, 402176, 414720, 424170, 428544, 438309, 452448, 476160, 487010, 502720, 509004, 535680, 565560, 584412, 603264, 636255, 642816, 678672, 714240, 730515, 754080, 779216, 803520, 804352, 848340, 857088, 876618, 904896, 974020, 1005440, 1018008, 1071360, 1131120, 1168824, 1206528, 1272510, 1285632, 1314927, 1357344, 1428480, 1461030, 1508160, 1558432, 1607040, 1608704, 1696680, 1753236, 1809792, 1948040, 2010880, 2036016, 2142720, 2191545, 2262240, 2337648, 2413056, 2545020, 2571264, 2629854, 2714688, 2922060, 3016320, 3116864, 3214080, 3393360, 3506472, 3619584, 3896080, 3944781, 4021760, 4072032, 4285440, 4383090, 4524480, 4675296, 4826112, 5090040, 5259708, 5429376, 5844120, 6032640, 6233728, 6428160, 6574635, 6786720, 7012944, 7239168, 7792160, 7889562, 8043520, 8144064, 8766180, 9048960, 9350592, 10180080, 10519416, 10858752, 11688240, 12065280, 12467456, 12856320, 13149270, 13573440, 14025888, 14478336, 15584320, 15779124, 16288128, 17532360, 18097920, 18701184, 19723905, 20360160, 21038832, 21717504, 23376480, 24130560, 24934912, 26298540, 27146880, 28051776, 31168640, 31558248, 32576256, 35064720, 36195840, 37402368, 39447810, 40720320, 42077664, 43435008, 46752960, 49869824, 52597080, 54293760, 56103552, 62337280, 63116496, 65152512, 70129440, 72391680, 74804736, 78895620, 81440640, 84155328, 93505920, 105194160, 108587520, 112207104, 124674560, 126232992, 130305024, 140258880, 149609472, 157791240, 162881280, 168310656, 187011840, 210388320, 217175040, 224414208, 249349120, 252465984, 280517760, 315582480, 325762560, 336621312, 374023680, 420776640, 448828416, 504931968, 561035520, 631164960, 651525120, 673242624, 748047360, 841553280, 1009863936, 1122071040, 1262329920, 1346485248, 1683106560, 2019727872, 2244142080, 2524659840, 3366213120, 4039455744, 5049319680, 6732426240, 10098639360, 20197278720]

約数ペア:

[(1, 20197278720), (2, 10098639360), (3, 6732426240), (4, 5049319680), (5, 4039455744), (6, 3366213120), (8, 2524659840), (9, 2244142080), (10, 2019727872), (12, 1683106560), (15, 1346485248), (16, 1262329920), (18, 1122071040), (20, 1009863936), (24, 841553280), (27, 748047360), (30, 673242624), (31, 651525120), (32, 631164960), (36, 561035520), (40, 504931968), (45, 448828416), (48, 420776640), (54, 374023680), (60, 336621312), (62, 325762560), (64, 315582480), (72, 280517760), (80, 252465984), (81, 249349120), (90, 224414208), (93, 217175040), (96, 210388320), (108, 187011840), (120, 168310656), (124, 162881280), (128, 157791240), (135, 149609472), (144, 140258880), (155, 130305024), (160, 126232992), (162, 124674560), (180, 112207104), (186, 108587520), (192, 105194160), (216, 93505920), (240, 84155328), (248, 81440640), (256, 78895620), (270, 74804736), (279, 72391680), (288, 70129440), (310, 65152512), (320, 63116496), (324, 62337280), (360, 56103552), (372, 54293760), (384, 52597080), (405, 49869824), (432, 46752960), (465, 43435008), (480, 42077664), (496, 40720320), (512, 39447810), (540, 37402368), (558, 36195840), (576, 35064720), (620, 32576256), (640, 31558248), (648, 31168640), (720, 28051776), (744, 27146880), (768, 26298540), (810, 24934912), (837, 24130560), (864, 23376480), (930, 21717504), (960, 21038832), (992, 20360160), (1024, 19723905), (1080, 18701184), (1116, 18097920), (1152, 17532360), (1240, 16288128), (1280, 15779124), (1296, 15584320), (1395, 14478336), (1440, 14025888), (1488, 13573440), (1536, 13149270), (1571, 12856320), (1620, 12467456), (1674, 12065280), (1728, 11688240), (1860, 10858752), (1920, 10519416), (1984, 10180080), (2160, 9350592), (2232, 9048960), (2304, 8766180), (2480, 8144064), (2511, 8043520), (2560, 7889562), (2592, 7792160), (2790, 7239168), (2880, 7012944), (2976, 6786720), (3072, 6574635), (3142, 6428160), (3240, 6233728), (3348, 6032640), (3456, 5844120), (3720, 5429376), (3840, 5259708), (3968, 5090040), (4185, 4826112), (4320, 4675296), (4464, 4524480), (4608, 4383090), (4713, 4285440), (4960, 4072032), (5022, 4021760), (5120, 3944781), (5184, 3896080), (5580, 3619584), (5760, 3506472), (5952, 3393360), (6284, 3214080), (6480, 3116864), (6696, 3016320), (6912, 2922060), (7440, 2714688), (7680, 2629854), (7855, 2571264), (7936, 2545020), (8370, 2413056), (8640, 2337648), (8928, 2262240), (9216, 2191545), (9426, 2142720), (9920, 2036016), (10044, 2010880), (10368, 1948040), (11160, 1809792), (11520, 1753236), (11904, 1696680), (12555, 1608704), (12568, 1607040), (12960, 1558432), (13392, 1508160), (13824, 1461030), (14139, 1428480), (14880, 1357344), (15360, 1314927), (15710, 1285632), (15872, 1272510), (16740, 1206528), (17280, 1168824), (17856, 1131120), (18852, 1071360), (19840, 1018008), (20088, 1005440), (20736, 974020), (22320, 904896), (23040, 876618), (23565, 857088), (23808, 848340), (25110, 804352), (25136, 803520), (25920, 779216), (26784, 754080), (27648, 730515), (28278, 714240), (29760, 678672), (31420, 642816), (31744, 636255), (33480, 603264), (34560, 584412), (35712, 565560), (37704, 535680), (39680, 509004), (40176, 502720), (41472, 487010), (42417, 476160), (44640, 452448), (46080, 438309), (47130, 428544), (47616, 424170), (48701, 414720), (50220, 402176), (50272, 401760), (51840, 389608), (53568, 377040), (56556, 357120), (59520, 339336), (62840, 321408), (66960, 301632), (69120, 292206), (70695, 285696), (71424, 282780), (75408, 267840), (79360, 254502), (80352, 251360), (82944, 243505), (84834, 238080), (89280, 226224), (94260, 214272), (95232, 212085), (97402, 207360), (100440, 201088), (100544, 200880), (103680, 194804), (107136, 188520), (113112, 178560), (119040, 169668), (125680, 160704), (127251, 158720), (133920, 150816), (138240, 146103), (141390, 142848)]