21208561920

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20231}}^1$

素因数の和:20278

約数の個数: 432

約数和(自身を含む): 90317590272

約数和(自身を除く): 69109028352

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 64, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 128, 130, 140, 144, 156, 160, 168, 180, 182, 192, 195, 208, 210, 224, 234, 240, 252, 256, 260, 273, 280, 288, 312, 315, 320, 336, 360, 364, 384, 390, 416, 420, 448, 455, 468, 480, 504, 520, 546, 560, 576, 585, 624, 630, 640, 672, 720, 728, 768, 780, 819, 832, 840, 896, 910, 936, 960, 1008, 1040, 1092, 1120, 1152, 1170, 1248, 1260, 1280, 1344, 1365, 1440, 1456, 1560, 1638, 1664, 1680, 1792, 1820, 1872, 1920, 2016, 2080, 2184, 2240, 2304, 2340, 2496, 2520, 2688, 2730, 2880, 2912, 3120, 3276, 3328, 3360, 3640, 3744, 3840, 4032, 4095, 4160, 4368, 4480, 4680, 4992, 5040, 5376, 5460, 5760, 5824, 6240, 6552, 6720, 7280, 7488, 8064, 8190, 8320, 8736, 8960, 9360, 9984, 10080, 10920, 11520, 11648, 12480, 13104, 13440, 14560, 14976, 16128, 16380, 16640, 17472, 18720, 20160, 20231, 21840, 23296, 24960, 26208, 26880, 29120, 29952, 32760, 34944, 37440, 40320, 40462, 43680, 49920, 52416, 58240, 60693, 65520, 69888, 74880, 80640, 80924, 87360, 101155, 104832, 116480, 121386, 131040, 141617, 149760, 161848, 174720, 182079, 202310, 209664, 242772, 262080, 263003, 283234, 303465, 323696, 349440, 364158, 404620, 424851, 485544, 524160, 526006, 566468, 606930, 647392, 708085, 728316, 789009, 809240, 849702, 910395, 971088, 1048320, 1052012, 1132936, 1213860, 1274553, 1294784, 1315015, 1416170, 1456632, 1578018, 1618480, 1699404, 1820790, 1841021, 1942176, 2104024, 2124255, 2265872, 2367027, 2427720, 2549106, 2589568, 2630030, 2832340, 2913264, 3156036, 3236960, 3398808, 3641580, 3682042, 3884352, 3945045, 4208048, 4248510, 4531744, 4734054, 4855440, 5098212, 5179136, 5260060, 5523063, 5664680, 5826528, 6312072, 6372765, 6473920, 6797616, 7283160, 7364084, 7768704, 7890090, 8416096, 8497020, 9063488, 9205105, 9468108, 9710880, 10196424, 10520120, 11046126, 11329360, 11653056, 11835135, 12624144, 12745530, 12947840, 13595232, 14566320, 14728168, 15537408, 15780180, 16569189, 16832192, 16994040, 18126976, 18410210, 18936216, 19421760, 20392848, 21040240, 22092252, 22658720, 23306112, 23670270, 25248288, 25491060, 25895680, 27190464, 27615315, 29132640, 29456336, 31560360, 33138378, 33664384, 33988080, 36253952, 36820420, 37872432, 38843520, 40785696, 42080480, 44184504, 45317440, 46612224, 47340540, 50496576, 50982120, 54380928, 55230630, 58265280, 58912672, 63120720, 66276756, 67328768, 67976160, 73640840, 75744864, 77687040, 81571392, 82845945, 84160960, 88369008, 90634880, 94681080, 100993152, 101964240, 108761856, 110461260, 116530560, 117825344, 126241440, 132553512, 135952320, 147281680, 151489728, 163142784, 165691890, 168321920, 176738016, 181269760, 189362160, 201986304, 203928480, 220922520, 233061120, 235650688, 252482880, 265107024, 271904640, 294563360, 302979456, 326285568, 331383780, 336643840, 353476032, 378724320, 407856960, 441845040, 471301376, 504965760, 530214048, 543809280, 589126720, 605958912, 662767560, 706952064, 757448640, 815713920, 883690080, 1009931520, 1060428096, 1178253440, 1325535120, 1413904128, 1514897280, 1631427840, 1767380160, 2120856192, 2356506880, 2651070240, 3029794560, 3534760320, 4241712384, 5302140480, 7069520640, 10604280960, 21208561920]

約数ペア:

[(1, 21208561920), (2, 10604280960), (3, 7069520640), (4, 5302140480), (5, 4241712384), (6, 3534760320), (7, 3029794560), (8, 2651070240), (9, 2356506880), (10, 2120856192), (12, 1767380160), (13, 1631427840), (14, 1514897280), (15, 1413904128), (16, 1325535120), (18, 1178253440), (20, 1060428096), (21, 1009931520), (24, 883690080), (26, 815713920), (28, 757448640), (30, 706952064), (32, 662767560), (35, 605958912), (36, 589126720), (39, 543809280), (40, 530214048), (42, 504965760), (45, 471301376), (48, 441845040), (52, 407856960), (56, 378724320), (60, 353476032), (63, 336643840), (64, 331383780), (65, 326285568), (70, 302979456), (72, 294563360), (78, 271904640), (80, 265107024), (84, 252482880), (90, 235650688), (91, 233061120), (96, 220922520), (104, 203928480), (105, 201986304), (112, 189362160), (117, 181269760), (120, 176738016), (126, 168321920), (128, 165691890), (130, 163142784), (140, 151489728), (144, 147281680), (156, 135952320), (160, 132553512), (168, 126241440), (180, 117825344), (182, 116530560), (192, 110461260), (195, 108761856), (208, 101964240), (210, 100993152), (224, 94681080), (234, 90634880), (240, 88369008), (252, 84160960), (256, 82845945), (260, 81571392), (273, 77687040), (280, 75744864), (288, 73640840), (312, 67976160), (315, 67328768), (320, 66276756), (336, 63120720), (360, 58912672), (364, 58265280), (384, 55230630), (390, 54380928), (416, 50982120), (420, 50496576), (448, 47340540), (455, 46612224), (468, 45317440), (480, 44184504), (504, 42080480), (520, 40785696), (546, 38843520), (560, 37872432), (576, 36820420), (585, 36253952), (624, 33988080), (630, 33664384), (640, 33138378), (672, 31560360), (720, 29456336), (728, 29132640), (768, 27615315), (780, 27190464), (819, 25895680), (832, 25491060), (840, 25248288), (896, 23670270), (910, 23306112), (936, 22658720), (960, 22092252), (1008, 21040240), (1040, 20392848), (1092, 19421760), (1120, 18936216), (1152, 18410210), (1170, 18126976), (1248, 16994040), (1260, 16832192), (1280, 16569189), (1344, 15780180), (1365, 15537408), (1440, 14728168), (1456, 14566320), (1560, 13595232), (1638, 12947840), (1664, 12745530), (1680, 12624144), (1792, 11835135), (1820, 11653056), (1872, 11329360), (1920, 11046126), (2016, 10520120), (2080, 10196424), (2184, 9710880), (2240, 9468108), (2304, 9205105), (2340, 9063488), (2496, 8497020), (2520, 8416096), (2688, 7890090), (2730, 7768704), (2880, 7364084), (2912, 7283160), (3120, 6797616), (3276, 6473920), (3328, 6372765), (3360, 6312072), (3640, 5826528), (3744, 5664680), (3840, 5523063), (4032, 5260060), (4095, 5179136), (4160, 5098212), (4368, 4855440), (4480, 4734054), (4680, 4531744), (4992, 4248510), (5040, 4208048), (5376, 3945045), (5460, 3884352), (5760, 3682042), (5824, 3641580), (6240, 3398808), (6552, 3236960), (6720, 3156036), (7280, 2913264), (7488, 2832340), (8064, 2630030), (8190, 2589568), (8320, 2549106), (8736, 2427720), (8960, 2367027), (9360, 2265872), (9984, 2124255), (10080, 2104024), (10920, 1942176), (11520, 1841021), (11648, 1820790), (12480, 1699404), (13104, 1618480), (13440, 1578018), (14560, 1456632), (14976, 1416170), (16128, 1315015), (16380, 1294784), (16640, 1274553), (17472, 1213860), (18720, 1132936), (20160, 1052012), (20231, 1048320), (21840, 971088), (23296, 910395), (24960, 849702), (26208, 809240), (26880, 789009), (29120, 728316), (29952, 708085), (32760, 647392), (34944, 606930), (37440, 566468), (40320, 526006), (40462, 524160), (43680, 485544), (49920, 424851), (52416, 404620), (58240, 364158), (60693, 349440), (65520, 323696), (69888, 303465), (74880, 283234), (80640, 263003), (80924, 262080), (87360, 242772), (101155, 209664), (104832, 202310), (116480, 182079), (121386, 174720), (131040, 161848), (141617, 149760)]