21378631680

素因数分解:

$2^{11}\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1069}}^1$

素因数の和:1140

約数の個数: 576

約数和(自身を含む): 87492787200

約数和(自身を除く): 66114155520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 64, 70, 72, 80, 84, 90, 93, 96, 105, 112, 120, 124, 126, 128, 140, 144, 155, 160, 168, 180, 186, 192, 210, 217, 224, 240, 248, 252, 256, 279, 280, 288, 310, 315, 320, 336, 360, 372, 384, 420, 434, 448, 465, 480, 496, 504, 512, 558, 560, 576, 620, 630, 640, 651, 672, 720, 744, 768, 840, 868, 896, 930, 960, 992, 1008, 1024, 1069, 1085, 1116, 1120, 1152, 1240, 1260, 1280, 1302, 1344, 1395, 1440, 1488, 1536, 1680, 1736, 1792, 1860, 1920, 1953, 1984, 2016, 2048, 2138, 2170, 2232, 2240, 2304, 2480, 2520, 2560, 2604, 2688, 2790, 2880, 2976, 3072, 3207, 3255, 3360, 3472, 3584, 3720, 3840, 3906, 3968, 4032, 4276, 4340, 4464, 4480, 4608, 4960, 5040, 5120, 5208, 5345, 5376, 5580, 5760, 5952, 6144, 6414, 6510, 6720, 6944, 7168, 7440, 7483, 7680, 7812, 7936, 8064, 8552, 8680, 8928, 8960, 9216, 9621, 9765, 9920, 10080, 10240, 10416, 10690, 10752, 11160, 11520, 11904, 12828, 13020, 13440, 13888, 14336, 14880, 14966, 15360, 15624, 15872, 16035, 16128, 17104, 17360, 17856, 17920, 18432, 19242, 19530, 19840, 20160, 20832, 21380, 21504, 22320, 22449, 23040, 23808, 25656, 26040, 26880, 27776, 29760, 29932, 30720, 31248, 31744, 32070, 32256, 33139, 34208, 34720, 35712, 35840, 37415, 38484, 39060, 39680, 40320, 41664, 42760, 43008, 44640, 44898, 46080, 47616, 48105, 51312, 52080, 53760, 55552, 59520, 59864, 62496, 63488, 64140, 64512, 66278, 67347, 68416, 69440, 71424, 71680, 74830, 76968, 78120, 79360, 80640, 83328, 85520, 89280, 89796, 92160, 95232, 96210, 99417, 102624, 104160, 107520, 111104, 112245, 119040, 119728, 124992, 128280, 129024, 132556, 134694, 136832, 138880, 142848, 149660, 153936, 156240, 158720, 161280, 165695, 166656, 171040, 178560, 179592, 190464, 192420, 198834, 205248, 208320, 215040, 222208, 224490, 231973, 238080, 239456, 249984, 256560, 265112, 269388, 273664, 277760, 285696, 298251, 299320, 307872, 312480, 317440, 322560, 331390, 333312, 336735, 342080, 357120, 359184, 384840, 397668, 410496, 416640, 444416, 448980, 463946, 476160, 478912, 497085, 499968, 513120, 530224, 538776, 547328, 555520, 571392, 596502, 598640, 615744, 624960, 645120, 662780, 666624, 673470, 684160, 695919, 714240, 718368, 769680, 795336, 820992, 833280, 897960, 927892, 952320, 957824, 994170, 999936, 1026240, 1060448, 1077552, 1094656, 1111040, 1159865, 1193004, 1197280, 1231488, 1249920, 1325560, 1333248, 1346940, 1368320, 1391838, 1428480, 1436736, 1491255, 1539360, 1590672, 1641984, 1666560, 1795920, 1855784, 1915648, 1988340, 1999872, 2052480, 2087757, 2120896, 2155104, 2189312, 2222080, 2319730, 2386008, 2394560, 2462976, 2499840, 2651120, 2693880, 2736640, 2783676, 2856960, 2873472, 2982510, 3078720, 3181344, 3283968, 3333120, 3479595, 3591840, 3711568, 3831296, 3976680, 3999744, 4104960, 4175514, 4241792, 4310208, 4639460, 4772016, 4789120, 4925952, 4999680, 5302240, 5387760, 5473280, 5567352, 5746944, 5965020, 6157440, 6362688, 6567936, 6666240, 6959190, 7183680, 7423136, 7662592, 7953360, 8209920, 8351028, 8483584, 8620416, 9278920, 9544032, 9578240, 9851904, 9999360, 10438785, 10604480, 10775520, 10946560, 11134704, 11493888, 11930040, 12314880, 12725376, 13918380, 14367360, 14846272, 15325184, 15906720, 16419840, 16702056, 16967168, 17240832, 18557840, 19088064, 19156480, 19703808, 19998720, 20877570, 21208960, 21551040, 22269408, 22987776, 23860080, 24629760, 25450752, 27836760, 28734720, 29692544, 31813440, 32839680, 33404112, 33934336, 34481664, 37115680, 38176128, 38312960, 41755140, 42417920, 43102080, 44538816, 45975552, 47720160, 49259520, 50901504, 55673520, 57469440, 59385088, 63626880, 66808224, 67868672, 68963328, 74231360, 76352256, 76625920, 83510280, 84835840, 86204160, 89077632, 95440320, 98519040, 101803008, 111347040, 114938880, 118770176, 127253760, 133616448, 137926656, 148462720, 152704512, 167020560, 169671680, 172408320, 178155264, 190880640, 203606016, 222694080, 229877760, 237540352, 254507520, 267232896, 296925440, 305409024, 334041120, 339343360, 344816640, 356310528, 381761280, 445388160, 475080704, 509015040, 534465792, 593850880, 610818048, 668082240, 689633280, 712621056, 763522560, 890776320, 1018030080, 1068931584, 1187701760, 1336164480, 1425242112, 1527045120, 1781552640, 2137863168, 2375403520, 2672328960, 3054090240, 3563105280, 4275726336, 5344657920, 7126210560, 10689315840, 21378631680]

約数ペア:

[(1, 21378631680), (2, 10689315840), (3, 7126210560), (4, 5344657920), (5, 4275726336), (6, 3563105280), (7, 3054090240), (8, 2672328960), (9, 2375403520), (10, 2137863168), (12, 1781552640), (14, 1527045120), (15, 1425242112), (16, 1336164480), (18, 1187701760), (20, 1068931584), (21, 1018030080), (24, 890776320), (28, 763522560), (30, 712621056), (31, 689633280), (32, 668082240), (35, 610818048), (36, 593850880), (40, 534465792), (42, 509015040), (45, 475080704), (48, 445388160), (56, 381761280), (60, 356310528), (62, 344816640), (63, 339343360), (64, 334041120), (70, 305409024), (72, 296925440), (80, 267232896), (84, 254507520), (90, 237540352), (93, 229877760), (96, 222694080), (105, 203606016), (112, 190880640), (120, 178155264), (124, 172408320), (126, 169671680), (128, 167020560), (140, 152704512), (144, 148462720), (155, 137926656), (160, 133616448), (168, 127253760), (180, 118770176), (186, 114938880), (192, 111347040), (210, 101803008), (217, 98519040), (224, 95440320), (240, 89077632), (248, 86204160), (252, 84835840), (256, 83510280), (279, 76625920), (280, 76352256), (288, 74231360), (310, 68963328), (315, 67868672), (320, 66808224), (336, 63626880), (360, 59385088), (372, 57469440), (384, 55673520), (420, 50901504), (434, 49259520), (448, 47720160), (465, 45975552), (480, 44538816), (496, 43102080), (504, 42417920), (512, 41755140), (558, 38312960), (560, 38176128), (576, 37115680), (620, 34481664), (630, 33934336), (640, 33404112), (651, 32839680), (672, 31813440), (720, 29692544), (744, 28734720), (768, 27836760), (840, 25450752), (868, 24629760), (896, 23860080), (930, 22987776), (960, 22269408), (992, 21551040), (1008, 21208960), (1024, 20877570), (1069, 19998720), (1085, 19703808), (1116, 19156480), (1120, 19088064), (1152, 18557840), (1240, 17240832), (1260, 16967168), (1280, 16702056), (1302, 16419840), (1344, 15906720), (1395, 15325184), (1440, 14846272), (1488, 14367360), (1536, 13918380), (1680, 12725376), (1736, 12314880), (1792, 11930040), (1860, 11493888), (1920, 11134704), (1953, 10946560), (1984, 10775520), (2016, 10604480), (2048, 10438785), (2138, 9999360), (2170, 9851904), (2232, 9578240), (2240, 9544032), (2304, 9278920), (2480, 8620416), (2520, 8483584), (2560, 8351028), (2604, 8209920), (2688, 7953360), (2790, 7662592), (2880, 7423136), (2976, 7183680), (3072, 6959190), (3207, 6666240), (3255, 6567936), (3360, 6362688), (3472, 6157440), (3584, 5965020), (3720, 5746944), (3840, 5567352), (3906, 5473280), (3968, 5387760), (4032, 5302240), (4276, 4999680), (4340, 4925952), (4464, 4789120), (4480, 4772016), (4608, 4639460), (4960, 4310208), (5040, 4241792), (5120, 4175514), (5208, 4104960), (5345, 3999744), (5376, 3976680), (5580, 3831296), (5760, 3711568), (5952, 3591840), (6144, 3479595), (6414, 3333120), (6510, 3283968), (6720, 3181344), (6944, 3078720), (7168, 2982510), (7440, 2873472), (7483, 2856960), (7680, 2783676), (7812, 2736640), (7936, 2693880), (8064, 2651120), (8552, 2499840), (8680, 2462976), (8928, 2394560), (8960, 2386008), (9216, 2319730), (9621, 2222080), (9765, 2189312), (9920, 2155104), (10080, 2120896), (10240, 2087757), (10416, 2052480), (10690, 1999872), (10752, 1988340), (11160, 1915648), (11520, 1855784), (11904, 1795920), (12828, 1666560), (13020, 1641984), (13440, 1590672), (13888, 1539360), (14336, 1491255), (14880, 1436736), (14966, 1428480), (15360, 1391838), (15624, 1368320), (15872, 1346940), (16035, 1333248), (16128, 1325560), (17104, 1249920), (17360, 1231488), (17856, 1197280), (17920, 1193004), (18432, 1159865), (19242, 1111040), (19530, 1094656), (19840, 1077552), (20160, 1060448), (20832, 1026240), (21380, 999936), (21504, 994170), (22320, 957824), (22449, 952320), (23040, 927892), (23808, 897960), (25656, 833280), (26040, 820992), (26880, 795336), (27776, 769680), (29760, 718368), (29932, 714240), (30720, 695919), (31248, 684160), (31744, 673470), (32070, 666624), (32256, 662780), (33139, 645120), (34208, 624960), (34720, 615744), (35712, 598640), (35840, 596502), (37415, 571392), (38484, 555520), (39060, 547328), (39680, 538776), (40320, 530224), (41664, 513120), (42760, 499968), (43008, 497085), (44640, 478912), (44898, 476160), (46080, 463946), (47616, 448980), (48105, 444416), (51312, 416640), (52080, 410496), (53760, 397668), (55552, 384840), (59520, 359184), (59864, 357120), (62496, 342080), (63488, 336735), (64140, 333312), (64512, 331390), (66278, 322560), (67347, 317440), (68416, 312480), (69440, 307872), (71424, 299320), (71680, 298251), (74830, 285696), (76968, 277760), (78120, 273664), (79360, 269388), (80640, 265112), (83328, 256560), (85520, 249984), (89280, 239456), (89796, 238080), (92160, 231973), (95232, 224490), (96210, 222208), (99417, 215040), (102624, 208320), (104160, 205248), (107520, 198834), (111104, 192420), (112245, 190464), (119040, 179592), (119728, 178560), (124992, 171040), (128280, 166656), (129024, 165695), (132556, 161280), (134694, 158720), (136832, 156240), (138880, 153936), (142848, 149660)]