21656405760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{367}}^1$

素因数の和:540

約数の個数: 432

約数和(自身を含む): 76831899648

約数和(自身を除く): 55175493888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 121, 127, 128, 132, 160, 165, 176, 192, 220, 240, 242, 254, 256, 264, 320, 330, 352, 363, 367, 381, 384, 440, 480, 484, 508, 528, 605, 635, 640, 660, 704, 726, 734, 762, 768, 880, 960, 968, 1016, 1056, 1101, 1210, 1270, 1280, 1320, 1397, 1408, 1452, 1468, 1524, 1760, 1815, 1835, 1905, 1920, 1936, 2032, 2112, 2202, 2420, 2540, 2640, 2794, 2816, 2904, 2936, 3048, 3520, 3630, 3670, 3810, 3840, 3872, 4037, 4064, 4191, 4224, 4404, 4840, 5080, 5280, 5505, 5588, 5808, 5872, 6096, 6985, 7040, 7260, 7340, 7620, 7744, 8074, 8128, 8382, 8448, 8808, 9680, 10160, 10560, 11010, 11176, 11616, 11744, 12111, 12192, 13970, 14080, 14520, 14680, 15240, 15367, 15488, 16148, 16256, 16764, 17616, 19360, 20185, 20320, 20955, 21120, 22020, 22352, 23232, 23488, 24222, 24384, 27940, 29040, 29360, 30480, 30734, 30976, 32296, 32512, 33528, 35232, 38720, 40370, 40640, 41910, 42240, 44040, 44407, 44704, 46101, 46464, 46609, 46976, 48444, 48768, 55880, 58080, 58720, 60555, 60960, 61468, 64592, 67056, 70464, 76835, 77440, 80740, 81280, 83820, 88080, 88814, 89408, 92202, 92928, 93218, 93952, 96888, 97536, 111760, 116160, 117440, 121110, 121920, 122936, 129184, 133221, 134112, 139827, 140928, 153670, 154880, 161480, 162560, 167640, 176160, 177628, 178816, 184404, 186436, 193776, 222035, 223520, 230505, 232320, 233045, 234880, 242220, 243840, 245872, 258368, 266442, 268224, 279654, 281856, 307340, 322960, 335280, 352320, 355256, 357632, 368808, 372872, 387552, 444070, 447040, 461010, 464640, 466090, 469760, 484440, 487680, 491744, 512699, 516736, 532884, 536448, 559308, 614680, 645920, 666105, 670560, 699135, 704640, 710512, 737616, 745744, 775104, 888140, 894080, 922020, 932180, 968880, 983488, 1025398, 1033472, 1065768, 1072896, 1118616, 1229360, 1291840, 1332210, 1341120, 1398270, 1409280, 1421024, 1475232, 1491488, 1538097, 1550208, 1776280, 1788160, 1844040, 1864360, 1937760, 1966976, 2050796, 2131536, 2237232, 2458720, 2563495, 2583680, 2664420, 2682240, 2796540, 2842048, 2950464, 2982976, 3076194, 3100416, 3552560, 3688080, 3728720, 3875520, 3933952, 4101592, 4263072, 4474464, 4917440, 5126990, 5167360, 5328840, 5364480, 5593080, 5639689, 5684096, 5900928, 5965952, 6152388, 7105120, 7376160, 7457440, 7690485, 7751040, 8203184, 8526144, 8948928, 9834880, 10253980, 10657680, 11186160, 11279378, 11368192, 11801856, 11931904, 12304776, 14210240, 14752320, 14914880, 15380970, 15502080, 16406368, 16919067, 17052288, 17897856, 19669760, 20507960, 21315360, 22372320, 22558756, 24609552, 28198445, 28420480, 29504640, 29829760, 30761940, 32812736, 33838134, 34104576, 35795712, 41015920, 42630720, 44744640, 45117512, 49219104, 56396890, 56840960, 59009280, 59659520, 61523880, 65625472, 67676268, 82031840, 84595335, 85261440, 89489280, 90235024, 98438208, 112793780, 123047760, 131250944, 135352536, 164063680, 169190670, 170522880, 178978560, 180470048, 196876416, 225587560, 246095520, 270705072, 328127360, 338381340, 360940096, 393752832, 451175120, 492191040, 541410144, 656254720, 676762680, 721880192, 902350240, 984382080, 1082820288, 1353525360, 1443760384, 1804700480, 1968764160, 2165640576, 2707050720, 3609400960, 4331281152, 5414101440, 7218801920, 10828202880, 21656405760]

約数ペア:

[(1, 21656405760), (2, 10828202880), (3, 7218801920), (4, 5414101440), (5, 4331281152), (6, 3609400960), (8, 2707050720), (10, 2165640576), (11, 1968764160), (12, 1804700480), (15, 1443760384), (16, 1353525360), (20, 1082820288), (22, 984382080), (24, 902350240), (30, 721880192), (32, 676762680), (33, 656254720), (40, 541410144), (44, 492191040), (48, 451175120), (55, 393752832), (60, 360940096), (64, 338381340), (66, 328127360), (80, 270705072), (88, 246095520), (96, 225587560), (110, 196876416), (120, 180470048), (121, 178978560), (127, 170522880), (128, 169190670), (132, 164063680), (160, 135352536), (165, 131250944), (176, 123047760), (192, 112793780), (220, 98438208), (240, 90235024), (242, 89489280), (254, 85261440), (256, 84595335), (264, 82031840), (320, 67676268), (330, 65625472), (352, 61523880), (363, 59659520), (367, 59009280), (381, 56840960), (384, 56396890), (440, 49219104), (480, 45117512), (484, 44744640), (508, 42630720), (528, 41015920), (605, 35795712), (635, 34104576), (640, 33838134), (660, 32812736), (704, 30761940), (726, 29829760), (734, 29504640), (762, 28420480), (768, 28198445), (880, 24609552), (960, 22558756), (968, 22372320), (1016, 21315360), (1056, 20507960), (1101, 19669760), (1210, 17897856), (1270, 17052288), (1280, 16919067), (1320, 16406368), (1397, 15502080), (1408, 15380970), (1452, 14914880), (1468, 14752320), (1524, 14210240), (1760, 12304776), (1815, 11931904), (1835, 11801856), (1905, 11368192), (1920, 11279378), (1936, 11186160), (2032, 10657680), (2112, 10253980), (2202, 9834880), (2420, 8948928), (2540, 8526144), (2640, 8203184), (2794, 7751040), (2816, 7690485), (2904, 7457440), (2936, 7376160), (3048, 7105120), (3520, 6152388), (3630, 5965952), (3670, 5900928), (3810, 5684096), (3840, 5639689), (3872, 5593080), (4037, 5364480), (4064, 5328840), (4191, 5167360), (4224, 5126990), (4404, 4917440), (4840, 4474464), (5080, 4263072), (5280, 4101592), (5505, 3933952), (5588, 3875520), (5808, 3728720), (5872, 3688080), (6096, 3552560), (6985, 3100416), (7040, 3076194), (7260, 2982976), (7340, 2950464), (7620, 2842048), (7744, 2796540), (8074, 2682240), (8128, 2664420), (8382, 2583680), (8448, 2563495), (8808, 2458720), (9680, 2237232), (10160, 2131536), (10560, 2050796), (11010, 1966976), (11176, 1937760), (11616, 1864360), (11744, 1844040), (12111, 1788160), (12192, 1776280), (13970, 1550208), (14080, 1538097), (14520, 1491488), (14680, 1475232), (15240, 1421024), (15367, 1409280), (15488, 1398270), (16148, 1341120), (16256, 1332210), (16764, 1291840), (17616, 1229360), (19360, 1118616), (20185, 1072896), (20320, 1065768), (20955, 1033472), (21120, 1025398), (22020, 983488), (22352, 968880), (23232, 932180), (23488, 922020), (24222, 894080), (24384, 888140), (27940, 775104), (29040, 745744), (29360, 737616), (30480, 710512), (30734, 704640), (30976, 699135), (32296, 670560), (32512, 666105), (33528, 645920), (35232, 614680), (38720, 559308), (40370, 536448), (40640, 532884), (41910, 516736), (42240, 512699), (44040, 491744), (44407, 487680), (44704, 484440), (46101, 469760), (46464, 466090), (46609, 464640), (46976, 461010), (48444, 447040), (48768, 444070), (55880, 387552), (58080, 372872), (58720, 368808), (60555, 357632), (60960, 355256), (61468, 352320), (64592, 335280), (67056, 322960), (70464, 307340), (76835, 281856), (77440, 279654), (80740, 268224), (81280, 266442), (83820, 258368), (88080, 245872), (88814, 243840), (89408, 242220), (92202, 234880), (92928, 233045), (93218, 232320), (93952, 230505), (96888, 223520), (97536, 222035), (111760, 193776), (116160, 186436), (117440, 184404), (121110, 178816), (121920, 177628), (122936, 176160), (129184, 167640), (133221, 162560), (134112, 161480), (139827, 154880), (140928, 153670)]