21405215520

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:419

約数の個数: 720

約数和(自身を含む): 84872347560

約数和(自身を除く): 63467132040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 29, 30, 32, 36, 39, 40, 45, 48, 52, 54, 58, 60, 65, 72, 78, 80, 81, 87, 90, 96, 104, 108, 116, 117, 120, 130, 135, 144, 145, 156, 160, 162, 169, 174, 180, 195, 208, 216, 232, 234, 240, 260, 261, 270, 288, 290, 312, 324, 337, 338, 348, 351, 360, 377, 390, 405, 416, 432, 435, 464, 468, 480, 507, 520, 522, 540, 580, 585, 624, 648, 674, 676, 696, 702, 720, 754, 780, 783, 810, 845, 864, 870, 928, 936, 1011, 1014, 1040, 1044, 1053, 1080, 1131, 1160, 1170, 1248, 1296, 1305, 1348, 1352, 1392, 1404, 1440, 1508, 1521, 1560, 1566, 1620, 1685, 1690, 1740, 1755, 1872, 1885, 2022, 2028, 2080, 2088, 2106, 2160, 2262, 2320, 2340, 2349, 2535, 2592, 2610, 2696, 2704, 2784, 2808, 3016, 3033, 3042, 3120, 3132, 3240, 3370, 3380, 3393, 3480, 3510, 3744, 3770, 3915, 4044, 4056, 4176, 4212, 4320, 4381, 4524, 4563, 4640, 4680, 4698, 4901, 5055, 5070, 5220, 5265, 5392, 5408, 5616, 5655, 6032, 6066, 6084, 6240, 6264, 6480, 6740, 6760, 6786, 6960, 7020, 7540, 7605, 7830, 8088, 8112, 8352, 8424, 8762, 9048, 9099, 9126, 9360, 9396, 9773, 9802, 10110, 10140, 10179, 10440, 10530, 10784, 11232, 11310, 11745, 12064, 12132, 12168, 12528, 12960, 13143, 13480, 13520, 13572, 13689, 13920, 14040, 14703, 15080, 15165, 15210, 15660, 16176, 16224, 16848, 16965, 17524, 18096, 18198, 18252, 18720, 18792, 19546, 19604, 20220, 20280, 20358, 20880, 21060, 21905, 22620, 22815, 23490, 24264, 24336, 24505, 25056, 26286, 26960, 27040, 27144, 27297, 27378, 28080, 29319, 29406, 30160, 30330, 30420, 30537, 31320, 32352, 33696, 33930, 35048, 36192, 36396, 36504, 37584, 39092, 39208, 39429, 40440, 40560, 40716, 41760, 42120, 43810, 44109, 45240, 45495, 45630, 46980, 48528, 48672, 48865, 49010, 50895, 52572, 53920, 54288, 54594, 54756, 56160, 56953, 58638, 58812, 60320, 60660, 60840, 61074, 62640, 65715, 67860, 68445, 70096, 72792, 73008, 73515, 75168, 78184, 78416, 78858, 80880, 81120, 81432, 84240, 87620, 87957, 88218, 90480, 90990, 91260, 93960, 97056, 97730, 98020, 101790, 105144, 108576, 109188, 109512, 113906, 117276, 117624, 118287, 121320, 121680, 122148, 125280, 127049, 131430, 132327, 135720, 136485, 136890, 140192, 145584, 146016, 146595, 147030, 152685, 156368, 156832, 157716, 161760, 162864, 168480, 170859, 175240, 175914, 176436, 180960, 181980, 182520, 187920, 195460, 196040, 197145, 203580, 210288, 218376, 219024, 220545, 227812, 234552, 235248, 236574, 242640, 243360, 244296, 254098, 262860, 263871, 264654, 271440, 272970, 273780, 284765, 291168, 293190, 294060, 305370, 312736, 315432, 325728, 341718, 350480, 351828, 352872, 354861, 363960, 365040, 375840, 381147, 390920, 392080, 394290, 396981, 407160, 420576, 436752, 438048, 439785, 441090, 455624, 469104, 470496, 473148, 485280, 488592, 508196, 512577, 525720, 527742, 529308, 542880, 545940, 547560, 569530, 586380, 588120, 591435, 610740, 630864, 635245, 661635, 683436, 700960, 703656, 705744, 709722, 727920, 730080, 762294, 781840, 784160, 788580, 791613, 793962, 814320, 854295, 873504, 879570, 882180, 911248, 938208, 946296, 977184, 1016392, 1025154, 1051440, 1055484, 1058616, 1091880, 1095120, 1139060, 1143441, 1172760, 1176240, 1182870, 1221480, 1261728, 1270490, 1319355, 1323270, 1366872, 1407312, 1411488, 1419444, 1455840, 1524588, 1537731, 1563680, 1577160, 1583226, 1587924, 1628640, 1651637, 1708590, 1759140, 1764360, 1774305, 1822496, 1892592, 1905735, 1984905, 2032784, 2050308, 2102880, 2110968, 2117232, 2183760, 2190240, 2278120, 2286882, 2345520, 2352480, 2365740, 2442960, 2540980, 2562885, 2638710, 2646540, 2733744, 2814624, 2838888, 3049176, 3075462, 3154320, 3166452, 3175848, 3303274, 3417180, 3430323, 3518280, 3528720, 3548610, 3785184, 3811470, 3958065, 3969810, 4065568, 4100616, 4221936, 4234464, 4367520, 4556240, 4573764, 4613193, 4691040, 4731480, 4885920, 4954911, 5081960, 5125770, 5277420, 5293080, 5467488, 5677776, 5717205, 6098352, 6150924, 6308640, 6332904, 6351696, 6606548, 6834360, 6860646, 7036560, 7057440, 7097220, 7622940, 7688655, 7916130, 7939620, 8201232, 8258185, 8443872, 9112480, 9147528, 9226386, 9462960, 9909822, 10163920, 10251540, 10290969, 10554840, 10586160, 11355552, 11434410, 12196704, 12301848, 12665808, 12703392, 13213096, 13668720, 13721292, 14073120, 14194440, 14864733, 15245880, 15377310, 15832260, 15879240, 16402464, 16516370, 17151615, 18295056, 18452772, 18925920, 19819644, 20327840, 20503080, 20581938, 21109680, 21172320, 22868820, 23065965, 24603696, 24774555, 25331616, 26426192, 27337440, 27442584, 28388880, 29729466, 30491760, 30754620, 31664520, 31758480, 33032740, 34303230, 36590112, 36905544, 39639288, 41006160, 41163876, 42219360, 44594199, 45737640, 46131930, 49207392, 49549110, 51454845, 52852384, 54885168, 56777760, 59458932, 60983520, 61509240, 63329040, 63516960, 66065480, 68606460, 73811088, 74323665, 79278576, 82012320, 82327752, 89188398, 91475280, 92263860, 99098220, 102909690, 109770336, 118917864, 123018480, 126658080, 132130960, 133782597, 137212920, 147622176, 148647330, 158557152, 164655504, 178376796, 182950560, 184527720, 198196440, 205819380, 222970995, 237835728, 246036960, 264261920, 267565194, 274425840, 297294660, 329311008, 356753592, 369055440, 396392880, 411638760, 445941990, 475671456, 535130388, 548851680, 594589320, 668912985, 713507184, 738110880, 792785760, 823277520, 891883980, 1070260776, 1189178640, 1337825970, 1427014368, 1646555040, 1783767960, 2140521552, 2378357280, 2675651940, 3567535920, 4281043104, 5351303880, 7135071840, 10702607760, 21405215520]

約数ペア:

[(1, 21405215520), (2, 10702607760), (3, 7135071840), (4, 5351303880), (5, 4281043104), (6, 3567535920), (8, 2675651940), (9, 2378357280), (10, 2140521552), (12, 1783767960), (13, 1646555040), (15, 1427014368), (16, 1337825970), (18, 1189178640), (20, 1070260776), (24, 891883980), (26, 823277520), (27, 792785760), (29, 738110880), (30, 713507184), (32, 668912985), (36, 594589320), (39, 548851680), (40, 535130388), (45, 475671456), (48, 445941990), (52, 411638760), (54, 396392880), (58, 369055440), (60, 356753592), (65, 329311008), (72, 297294660), (78, 274425840), (80, 267565194), (81, 264261920), (87, 246036960), (90, 237835728), (96, 222970995), (104, 205819380), (108, 198196440), (116, 184527720), (117, 182950560), (120, 178376796), (130, 164655504), (135, 158557152), (144, 148647330), (145, 147622176), (156, 137212920), (160, 133782597), (162, 132130960), (169, 126658080), (174, 123018480), (180, 118917864), (195, 109770336), (208, 102909690), (216, 99098220), (232, 92263860), (234, 91475280), (240, 89188398), (260, 82327752), (261, 82012320), (270, 79278576), (288, 74323665), (290, 73811088), (312, 68606460), (324, 66065480), (337, 63516960), (338, 63329040), (348, 61509240), (351, 60983520), (360, 59458932), (377, 56777760), (390, 54885168), (405, 52852384), (416, 51454845), (432, 49549110), (435, 49207392), (464, 46131930), (468, 45737640), (480, 44594199), (507, 42219360), (520, 41163876), (522, 41006160), (540, 39639288), (580, 36905544), (585, 36590112), (624, 34303230), (648, 33032740), (674, 31758480), (676, 31664520), (696, 30754620), (702, 30491760), (720, 29729466), (754, 28388880), (780, 27442584), (783, 27337440), (810, 26426192), (845, 25331616), (864, 24774555), (870, 24603696), (928, 23065965), (936, 22868820), (1011, 21172320), (1014, 21109680), (1040, 20581938), (1044, 20503080), (1053, 20327840), (1080, 19819644), (1131, 18925920), (1160, 18452772), (1170, 18295056), (1248, 17151615), (1296, 16516370), (1305, 16402464), (1348, 15879240), (1352, 15832260), (1392, 15377310), (1404, 15245880), (1440, 14864733), (1508, 14194440), (1521, 14073120), (1560, 13721292), (1566, 13668720), (1620, 13213096), (1685, 12703392), (1690, 12665808), (1740, 12301848), (1755, 12196704), (1872, 11434410), (1885, 11355552), (2022, 10586160), (2028, 10554840), (2080, 10290969), (2088, 10251540), (2106, 10163920), (2160, 9909822), (2262, 9462960), (2320, 9226386), (2340, 9147528), (2349, 9112480), (2535, 8443872), (2592, 8258185), (2610, 8201232), (2696, 7939620), (2704, 7916130), (2784, 7688655), (2808, 7622940), (3016, 7097220), (3033, 7057440), (3042, 7036560), (3120, 6860646), (3132, 6834360), (3240, 6606548), (3370, 6351696), (3380, 6332904), (3393, 6308640), (3480, 6150924), (3510, 6098352), (3744, 5717205), (3770, 5677776), (3915, 5467488), (4044, 5293080), (4056, 5277420), (4176, 5125770), (4212, 5081960), (4320, 4954911), (4381, 4885920), (4524, 4731480), (4563, 4691040), (4640, 4613193), (4680, 4573764), (4698, 4556240), (4901, 4367520), (5055, 4234464), (5070, 4221936), (5220, 4100616), (5265, 4065568), (5392, 3969810), (5408, 3958065), (5616, 3811470), (5655, 3785184), (6032, 3548610), (6066, 3528720), (6084, 3518280), (6240, 3430323), (6264, 3417180), (6480, 3303274), (6740, 3175848), (6760, 3166452), (6786, 3154320), (6960, 3075462), (7020, 3049176), (7540, 2838888), (7605, 2814624), (7830, 2733744), (8088, 2646540), (8112, 2638710), (8352, 2562885), (8424, 2540980), (8762, 2442960), (9048, 2365740), (9099, 2352480), (9126, 2345520), (9360, 2286882), (9396, 2278120), (9773, 2190240), (9802, 2183760), (10110, 2117232), (10140, 2110968), (10179, 2102880), (10440, 2050308), (10530, 2032784), (10784, 1984905), (11232, 1905735), (11310, 1892592), (11745, 1822496), (12064, 1774305), (12132, 1764360), (12168, 1759140), (12528, 1708590), (12960, 1651637), (13143, 1628640), (13480, 1587924), (13520, 1583226), (13572, 1577160), (13689, 1563680), (13920, 1537731), (14040, 1524588), (14703, 1455840), (15080, 1419444), (15165, 1411488), (15210, 1407312), (15660, 1366872), (16176, 1323270), (16224, 1319355), (16848, 1270490), (16965, 1261728), (17524, 1221480), (18096, 1182870), (18198, 1176240), (18252, 1172760), (18720, 1143441), (18792, 1139060), (19546, 1095120), (19604, 1091880), (20220, 1058616), (20280, 1055484), (20358, 1051440), (20880, 1025154), (21060, 1016392), (21905, 977184), (22620, 946296), (22815, 938208), (23490, 911248), (24264, 882180), (24336, 879570), (24505, 873504), (25056, 854295), (26286, 814320), (26960, 793962), (27040, 791613), (27144, 788580), (27297, 784160), (27378, 781840), (28080, 762294), (29319, 730080), (29406, 727920), (30160, 709722), (30330, 705744), (30420, 703656), (30537, 700960), (31320, 683436), (32352, 661635), (33696, 635245), (33930, 630864), (35048, 610740), (36192, 591435), (36396, 588120), (36504, 586380), (37584, 569530), (39092, 547560), (39208, 545940), (39429, 542880), (40440, 529308), (40560, 527742), (40716, 525720), (41760, 512577), (42120, 508196), (43810, 488592), (44109, 485280), (45240, 473148), (45495, 470496), (45630, 469104), (46980, 455624), (48528, 441090), (48672, 439785), (48865, 438048), (49010, 436752), (50895, 420576), (52572, 407160), (53920, 396981), (54288, 394290), (54594, 392080), (54756, 390920), (56160, 381147), (56953, 375840), (58638, 365040), (58812, 363960), (60320, 354861), (60660, 352872), (60840, 351828), (61074, 350480), (62640, 341718), (65715, 325728), (67860, 315432), (68445, 312736), (70096, 305370), (72792, 294060), (73008, 293190), (73515, 291168), (75168, 284765), (78184, 273780), (78416, 272970), (78858, 271440), (80880, 264654), (81120, 263871), (81432, 262860), (84240, 254098), (87620, 244296), (87957, 243360), (88218, 242640), (90480, 236574), (90990, 235248), (91260, 234552), (93960, 227812), (97056, 220545), (97730, 219024), (98020, 218376), (101790, 210288), (105144, 203580), (108576, 197145), (109188, 196040), (109512, 195460), (113906, 187920), (117276, 182520), (117624, 181980), (118287, 180960), (121320, 176436), (121680, 175914), (122148, 175240), (125280, 170859), (127049, 168480), (131430, 162864), (132327, 161760), (135720, 157716), (136485, 156832), (136890, 156368), (140192, 152685), (145584, 147030), (146016, 146595)]