21071992320

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:355

約数の個数: 640

約数和(自身を含む): 80609126400

約数和(自身を除く): 59537134080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 79, 80, 85, 90, 96, 102, 108, 120, 128, 135, 136, 144, 153, 158, 160, 170, 180, 192, 204, 216, 227, 237, 240, 255, 256, 270, 272, 288, 306, 316, 320, 340, 360, 384, 395, 408, 432, 454, 459, 474, 480, 510, 512, 540, 544, 576, 612, 632, 640, 680, 681, 711, 720, 765, 768, 790, 816, 864, 908, 918, 948, 960, 1020, 1080, 1088, 1135, 1152, 1185, 1224, 1264, 1280, 1343, 1360, 1362, 1422, 1440, 1530, 1536, 1580, 1632, 1728, 1816, 1836, 1896, 1920, 2040, 2043, 2133, 2160, 2176, 2270, 2295, 2304, 2370, 2448, 2528, 2560, 2686, 2720, 2724, 2844, 2880, 3060, 3160, 3264, 3405, 3456, 3555, 3632, 3672, 3792, 3840, 3859, 4029, 4080, 4086, 4266, 4320, 4352, 4540, 4590, 4608, 4740, 4896, 5056, 5372, 5440, 5448, 5688, 5760, 6120, 6129, 6320, 6528, 6715, 6810, 6912, 7110, 7264, 7344, 7584, 7680, 7718, 8058, 8160, 8172, 8532, 8640, 8704, 9080, 9180, 9480, 9792, 10112, 10215, 10665, 10744, 10880, 10896, 11376, 11520, 11577, 12087, 12240, 12258, 12640, 13056, 13430, 13620, 13824, 14220, 14528, 14688, 15168, 15436, 16116, 16320, 16344, 17064, 17280, 17933, 18160, 18360, 18960, 19295, 19584, 20145, 20224, 20430, 21330, 21488, 21760, 21792, 22752, 23040, 23154, 24174, 24480, 24516, 25280, 26112, 26860, 27240, 28440, 29056, 29376, 30336, 30645, 30872, 32232, 32640, 32688, 34128, 34560, 34731, 35866, 36261, 36320, 36720, 37920, 38590, 39168, 40290, 40448, 40860, 42660, 42976, 43520, 43584, 45504, 46308, 48348, 48960, 49032, 50560, 53720, 53799, 54480, 56880, 57885, 58112, 58752, 60435, 60672, 61290, 61744, 64464, 65280, 65376, 68256, 69120, 69462, 71732, 72522, 72640, 73440, 75840, 77180, 78336, 80580, 81720, 85320, 85952, 87168, 89665, 91008, 92616, 96696, 97920, 98064, 101120, 104193, 107440, 107598, 108960, 113760, 115770, 116224, 117504, 120870, 121344, 122580, 123488, 128928, 130560, 130752, 136512, 138924, 143464, 145044, 145280, 146880, 151680, 154360, 161160, 161397, 163440, 170640, 171904, 173655, 174336, 179330, 181305, 182016, 185232, 193392, 195840, 196128, 202240, 208386, 214880, 215196, 217920, 227520, 231540, 235008, 241740, 245160, 246976, 257856, 261504, 268995, 273024, 277848, 286928, 290088, 290560, 293760, 303360, 304861, 308720, 322320, 322794, 326880, 341280, 343808, 347310, 348672, 358660, 362610, 364032, 370464, 386784, 391680, 392256, 416772, 429760, 430392, 435840, 455040, 463080, 483480, 484191, 490320, 493952, 515712, 520965, 523008, 537990, 546048, 555696, 573856, 580176, 581120, 587520, 606720, 609722, 617440, 644640, 645588, 653760, 682560, 687616, 694620, 717320, 725220, 740928, 773568, 784512, 806985, 833544, 859520, 860784, 871680, 910080, 914583, 926160, 966960, 968382, 980640, 987904, 1031424, 1041930, 1046016, 1075980, 1092096, 1111392, 1147712, 1160352, 1175040, 1219444, 1234880, 1289280, 1291176, 1307520, 1365120, 1389240, 1434640, 1450440, 1481856, 1524305, 1547136, 1569024, 1613970, 1667088, 1719040, 1721568, 1743360, 1820160, 1829166, 1852320, 1933920, 1936764, 1961280, 1975808, 2062848, 2083860, 2151960, 2222784, 2295424, 2320704, 2420955, 2438888, 2469760, 2578560, 2582352, 2615040, 2730240, 2743749, 2778480, 2869280, 2900880, 2963712, 3048610, 3094272, 3138048, 3227940, 3334176, 3438080, 3443136, 3658332, 3704640, 3867840, 3873528, 3922560, 4167720, 4303920, 4445568, 4572915, 4590848, 4641408, 4841910, 4877776, 4939520, 5157120, 5164704, 5230080, 5460480, 5487498, 5556960, 5738560, 5801760, 5927424, 6097220, 6188544, 6455880, 6668352, 6886272, 7316664, 7409280, 7735680, 7747056, 7845120, 8231247, 8335440, 8607840, 8891136, 9145830, 9181696, 9282816, 9683820, 9755552, 9879040, 10314240, 10329408, 10974996, 11113920, 11477120, 11603520, 12194440, 12911760, 13336704, 13718745, 13772544, 14633328, 14818560, 15471360, 15494112, 15690240, 16462494, 16670880, 17215680, 17782272, 18291660, 18565632, 19367640, 19511104, 20658816, 21949992, 22227840, 22954240, 23207040, 24388880, 25823520, 26673408, 27437490, 27545088, 29266656, 29637120, 30942720, 30988224, 32924988, 33341760, 34431360, 36583320, 38735280, 39022208, 41156235, 41317632, 43899984, 44455680, 45908480, 46414080, 48777760, 51647040, 53346816, 54874980, 58533312, 61976448, 65849976, 66683520, 68862720, 73166640, 77470560, 78044416, 82312470, 82635264, 87799968, 88911360, 92828160, 97555520, 103294080, 109749960, 117066624, 123952896, 131699952, 133367040, 137725440, 146333280, 154941120, 156088832, 164624940, 175599936, 195111040, 206588160, 219499920, 234133248, 247905792, 263399904, 266734080, 292666560, 309882240, 329249880, 351199872, 390222080, 413176320, 438999840, 468266496, 526799808, 585333120, 619764480, 658499760, 702399744, 780444160, 877999680, 1053599616, 1170666240, 1239528960, 1316999520, 1404799488, 1755999360, 2107199232, 2341332480, 2633999040, 3511998720, 4214398464, 5267998080, 7023997440, 10535996160, 21071992320]

約数ペア:

[(1, 21071992320), (2, 10535996160), (3, 7023997440), (4, 5267998080), (5, 4214398464), (6, 3511998720), (8, 2633999040), (9, 2341332480), (10, 2107199232), (12, 1755999360), (15, 1404799488), (16, 1316999520), (17, 1239528960), (18, 1170666240), (20, 1053599616), (24, 877999680), (27, 780444160), (30, 702399744), (32, 658499760), (34, 619764480), (36, 585333120), (40, 526799808), (45, 468266496), (48, 438999840), (51, 413176320), (54, 390222080), (60, 351199872), (64, 329249880), (68, 309882240), (72, 292666560), (79, 266734080), (80, 263399904), (85, 247905792), (90, 234133248), (96, 219499920), (102, 206588160), (108, 195111040), (120, 175599936), (128, 164624940), (135, 156088832), (136, 154941120), (144, 146333280), (153, 137725440), (158, 133367040), (160, 131699952), (170, 123952896), (180, 117066624), (192, 109749960), (204, 103294080), (216, 97555520), (227, 92828160), (237, 88911360), (240, 87799968), (255, 82635264), (256, 82312470), (270, 78044416), (272, 77470560), (288, 73166640), (306, 68862720), (316, 66683520), (320, 65849976), (340, 61976448), (360, 58533312), (384, 54874980), (395, 53346816), (408, 51647040), (432, 48777760), (454, 46414080), (459, 45908480), (474, 44455680), (480, 43899984), (510, 41317632), (512, 41156235), (540, 39022208), (544, 38735280), (576, 36583320), (612, 34431360), (632, 33341760), (640, 32924988), (680, 30988224), (681, 30942720), (711, 29637120), (720, 29266656), (765, 27545088), (768, 27437490), (790, 26673408), (816, 25823520), (864, 24388880), (908, 23207040), (918, 22954240), (948, 22227840), (960, 21949992), (1020, 20658816), (1080, 19511104), (1088, 19367640), (1135, 18565632), (1152, 18291660), (1185, 17782272), (1224, 17215680), (1264, 16670880), (1280, 16462494), (1343, 15690240), (1360, 15494112), (1362, 15471360), (1422, 14818560), (1440, 14633328), (1530, 13772544), (1536, 13718745), (1580, 13336704), (1632, 12911760), (1728, 12194440), (1816, 11603520), (1836, 11477120), (1896, 11113920), (1920, 10974996), (2040, 10329408), (2043, 10314240), (2133, 9879040), (2160, 9755552), (2176, 9683820), (2270, 9282816), (2295, 9181696), (2304, 9145830), (2370, 8891136), (2448, 8607840), (2528, 8335440), (2560, 8231247), (2686, 7845120), (2720, 7747056), (2724, 7735680), (2844, 7409280), (2880, 7316664), (3060, 6886272), (3160, 6668352), (3264, 6455880), (3405, 6188544), (3456, 6097220), (3555, 5927424), (3632, 5801760), (3672, 5738560), (3792, 5556960), (3840, 5487498), (3859, 5460480), (4029, 5230080), (4080, 5164704), (4086, 5157120), (4266, 4939520), (4320, 4877776), (4352, 4841910), (4540, 4641408), (4590, 4590848), (4608, 4572915), (4740, 4445568), (4896, 4303920), (5056, 4167720), (5372, 3922560), (5440, 3873528), (5448, 3867840), (5688, 3704640), (5760, 3658332), (6120, 3443136), (6129, 3438080), (6320, 3334176), (6528, 3227940), (6715, 3138048), (6810, 3094272), (6912, 3048610), (7110, 2963712), (7264, 2900880), (7344, 2869280), (7584, 2778480), (7680, 2743749), (7718, 2730240), (8058, 2615040), (8160, 2582352), (8172, 2578560), (8532, 2469760), (8640, 2438888), (8704, 2420955), (9080, 2320704), (9180, 2295424), (9480, 2222784), (9792, 2151960), (10112, 2083860), (10215, 2062848), (10665, 1975808), (10744, 1961280), (10880, 1936764), (10896, 1933920), (11376, 1852320), (11520, 1829166), (11577, 1820160), (12087, 1743360), (12240, 1721568), (12258, 1719040), (12640, 1667088), (13056, 1613970), (13430, 1569024), (13620, 1547136), (13824, 1524305), (14220, 1481856), (14528, 1450440), (14688, 1434640), (15168, 1389240), (15436, 1365120), (16116, 1307520), (16320, 1291176), (16344, 1289280), (17064, 1234880), (17280, 1219444), (17933, 1175040), (18160, 1160352), (18360, 1147712), (18960, 1111392), (19295, 1092096), (19584, 1075980), (20145, 1046016), (20224, 1041930), (20430, 1031424), (21330, 987904), (21488, 980640), (21760, 968382), (21792, 966960), (22752, 926160), (23040, 914583), (23154, 910080), (24174, 871680), (24480, 860784), (24516, 859520), (25280, 833544), (26112, 806985), (26860, 784512), (27240, 773568), (28440, 740928), (29056, 725220), (29376, 717320), (30336, 694620), (30645, 687616), (30872, 682560), (32232, 653760), (32640, 645588), (32688, 644640), (34128, 617440), (34560, 609722), (34731, 606720), (35866, 587520), (36261, 581120), (36320, 580176), (36720, 573856), (37920, 555696), (38590, 546048), (39168, 537990), (40290, 523008), (40448, 520965), (40860, 515712), (42660, 493952), (42976, 490320), (43520, 484191), (43584, 483480), (45504, 463080), (46308, 455040), (48348, 435840), (48960, 430392), (49032, 429760), (50560, 416772), (53720, 392256), (53799, 391680), (54480, 386784), (56880, 370464), (57885, 364032), (58112, 362610), (58752, 358660), (60435, 348672), (60672, 347310), (61290, 343808), (61744, 341280), (64464, 326880), (65280, 322794), (65376, 322320), (68256, 308720), (69120, 304861), (69462, 303360), (71732, 293760), (72522, 290560), (72640, 290088), (73440, 286928), (75840, 277848), (77180, 273024), (78336, 268995), (80580, 261504), (81720, 257856), (85320, 246976), (85952, 245160), (87168, 241740), (89665, 235008), (91008, 231540), (92616, 227520), (96696, 217920), (97920, 215196), (98064, 214880), (101120, 208386), (104193, 202240), (107440, 196128), (107598, 195840), (108960, 193392), (113760, 185232), (115770, 182016), (116224, 181305), (117504, 179330), (120870, 174336), (121344, 173655), (122580, 171904), (123488, 170640), (128928, 163440), (130560, 161397), (130752, 161160), (136512, 154360), (138924, 151680), (143464, 146880), (145044, 145280)]