21478981680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:498

約数の個数: 640

約数和(自身を含む): 84794572800

約数和(自身を除く): 63315591120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 27, 30, 36, 38, 39, 40, 45, 48, 52, 54, 57, 60, 65, 72, 76, 78, 80, 90, 95, 104, 108, 114, 117, 120, 127, 130, 135, 144, 152, 156, 171, 180, 190, 195, 208, 216, 228, 234, 240, 247, 254, 260, 270, 285, 304, 312, 317, 342, 351, 360, 380, 381, 390, 432, 456, 468, 494, 508, 513, 520, 540, 570, 585, 624, 634, 635, 684, 702, 720, 741, 760, 762, 780, 855, 912, 936, 951, 988, 1016, 1026, 1040, 1080, 1140, 1143, 1170, 1235, 1268, 1270, 1368, 1404, 1482, 1520, 1524, 1560, 1585, 1651, 1710, 1755, 1872, 1902, 1905, 1976, 2032, 2052, 2160, 2223, 2280, 2286, 2340, 2413, 2470, 2536, 2540, 2565, 2736, 2808, 2853, 2964, 3048, 3120, 3170, 3302, 3420, 3429, 3510, 3705, 3804, 3810, 3952, 4104, 4121, 4446, 4560, 4572, 4680, 4755, 4826, 4940, 4953, 5072, 5080, 5130, 5616, 5706, 5715, 5928, 6023, 6096, 6340, 6604, 6669, 6840, 6858, 7020, 7239, 7410, 7608, 7620, 8208, 8242, 8255, 8559, 8892, 9144, 9360, 9510, 9652, 9880, 9906, 10160, 10260, 11115, 11412, 11430, 11856, 12046, 12065, 12363, 12680, 13208, 13338, 13680, 13716, 14040, 14265, 14478, 14820, 14859, 15216, 15240, 16484, 16510, 17118, 17145, 17784, 18069, 18288, 19020, 19304, 19760, 19812, 20520, 20605, 21717, 22230, 22824, 22860, 24092, 24130, 24726, 24765, 25360, 26416, 26676, 27432, 28080, 28530, 28956, 29640, 29718, 30115, 30480, 31369, 32968, 33020, 33345, 34236, 34290, 35568, 36138, 36195, 37089, 38040, 38608, 39624, 40259, 41040, 41210, 42795, 43434, 44460, 44577, 45648, 45720, 48184, 48260, 49452, 49530, 53352, 54207, 54864, 57060, 57912, 59280, 59436, 60230, 61815, 62738, 65151, 65936, 66040, 66690, 68472, 68580, 72276, 72390, 74178, 74295, 76080, 78299, 79248, 80518, 82420, 85590, 86868, 88920, 89154, 90345, 91440, 94107, 96368, 96520, 98904, 99060, 106704, 108414, 108585, 111267, 114120, 115824, 118872, 120460, 120777, 123630, 125476, 130302, 132080, 133380, 136944, 137160, 144552, 144780, 148356, 148590, 156598, 156845, 161036, 162621, 164840, 171180, 173736, 177840, 178308, 180690, 185445, 188214, 193040, 197808, 198120, 201295, 216828, 217170, 222534, 222885, 228240, 234897, 237744, 240920, 241554, 247260, 250952, 260604, 266760, 271035, 274320, 282321, 289104, 289560, 296712, 297180, 313196, 313690, 322072, 325242, 325755, 329680, 342360, 347472, 356616, 361380, 362331, 370890, 376428, 391495, 396240, 402590, 433656, 434340, 445068, 445770, 469794, 470535, 481840, 483108, 494520, 501904, 521208, 523367, 533520, 542070, 556335, 564642, 579120, 593424, 594360, 603885, 626392, 627380, 644144, 650484, 651510, 684720, 704691, 713232, 722760, 724662, 741780, 752856, 764921, 782990, 805180, 813105, 846963, 867312, 868680, 890136, 891540, 939588, 941070, 966216, 989040, 1042416, 1046734, 1084140, 1086993, 1112670, 1129284, 1174485, 1188720, 1207770, 1252784, 1254760, 1300968, 1303020, 1409382, 1411605, 1445520, 1449324, 1483560, 1505712, 1529842, 1565980, 1570101, 1610360, 1626210, 1693926, 1737360, 1780272, 1783080, 1811655, 1879176, 1882140, 1932432, 2093468, 2114073, 2168280, 2173986, 2225340, 2258568, 2294763, 2348970, 2415540, 2509520, 2601936, 2606040, 2616835, 2818764, 2823210, 2898648, 2967120, 3059684, 3131960, 3140202, 3220720, 3252420, 3387852, 3523455, 3566160, 3623310, 3758352, 3764280, 3824605, 4186936, 4228146, 4234815, 4336560, 4347972, 4450680, 4517136, 4589526, 4697940, 4710303, 4831080, 5212080, 5233670, 5434965, 5637528, 5646420, 5797296, 6119368, 6263920, 6280404, 6504840, 6775704, 6884289, 7046910, 7246620, 7528560, 7649210, 7850505, 8373872, 8456292, 8469630, 8695944, 8901360, 9179052, 9395880, 9420606, 9662160, 9943973, 10467340, 10570365, 10869930, 11275056, 11292840, 11473815, 12238736, 12560808, 13009680, 13551408, 13768578, 14093820, 14130909, 14493240, 15298420, 15701010, 16912584, 16939260, 17391888, 18358104, 18791760, 18841212, 19887946, 20652867, 20934680, 21140730, 21739860, 22585680, 22947630, 23551515, 25121616, 27537156, 28187640, 28261818, 28986480, 29831919, 30596840, 31402020, 33825168, 33878520, 34421445, 36716208, 37682424, 39775892, 41305734, 41869360, 42281460, 43479720, 45895260, 47103030, 49719865, 55074312, 56375280, 56523636, 59663838, 61193680, 62804040, 67757040, 68842890, 70654545, 75364848, 79551784, 82611468, 84562920, 86959440, 89495757, 91790520, 94206060, 99439730, 103264335, 110148624, 113047272, 119327676, 125608080, 137685780, 141309090, 149159595, 159103568, 165222936, 169125840, 178991514, 183581040, 188412120, 198879460, 206528670, 226094544, 238655352, 268487271, 275371560, 282618180, 298319190, 330445872, 357983028, 376824240, 397758920, 413057340, 447478785, 477310704, 536974542, 550743120, 565236360, 596638380, 715966056, 795517840, 826114680, 894957570, 1073949084, 1130472720, 1193276760, 1342436355, 1431932112, 1652229360, 1789915140, 2147898168, 2386553520, 2684872710, 3579830280, 4295796336, 5369745420, 7159660560, 10739490840, 21478981680]

約数ペア:

[(1, 21478981680), (2, 10739490840), (3, 7159660560), (4, 5369745420), (5, 4295796336), (6, 3579830280), (8, 2684872710), (9, 2386553520), (10, 2147898168), (12, 1789915140), (13, 1652229360), (15, 1431932112), (16, 1342436355), (18, 1193276760), (19, 1130472720), (20, 1073949084), (24, 894957570), (26, 826114680), (27, 795517840), (30, 715966056), (36, 596638380), (38, 565236360), (39, 550743120), (40, 536974542), (45, 477310704), (48, 447478785), (52, 413057340), (54, 397758920), (57, 376824240), (60, 357983028), (65, 330445872), (72, 298319190), (76, 282618180), (78, 275371560), (80, 268487271), (90, 238655352), (95, 226094544), (104, 206528670), (108, 198879460), (114, 188412120), (117, 183581040), (120, 178991514), (127, 169125840), (130, 165222936), (135, 159103568), (144, 149159595), (152, 141309090), (156, 137685780), (171, 125608080), (180, 119327676), (190, 113047272), (195, 110148624), (208, 103264335), (216, 99439730), (228, 94206060), (234, 91790520), (240, 89495757), (247, 86959440), (254, 84562920), (260, 82611468), (270, 79551784), (285, 75364848), (304, 70654545), (312, 68842890), (317, 67757040), (342, 62804040), (351, 61193680), (360, 59663838), (380, 56523636), (381, 56375280), (390, 55074312), (432, 49719865), (456, 47103030), (468, 45895260), (494, 43479720), (508, 42281460), (513, 41869360), (520, 41305734), (540, 39775892), (570, 37682424), (585, 36716208), (624, 34421445), (634, 33878520), (635, 33825168), (684, 31402020), (702, 30596840), (720, 29831919), (741, 28986480), (760, 28261818), (762, 28187640), (780, 27537156), (855, 25121616), (912, 23551515), (936, 22947630), (951, 22585680), (988, 21739860), (1016, 21140730), (1026, 20934680), (1040, 20652867), (1080, 19887946), (1140, 18841212), (1143, 18791760), (1170, 18358104), (1235, 17391888), (1268, 16939260), (1270, 16912584), (1368, 15701010), (1404, 15298420), (1482, 14493240), (1520, 14130909), (1524, 14093820), (1560, 13768578), (1585, 13551408), (1651, 13009680), (1710, 12560808), (1755, 12238736), (1872, 11473815), (1902, 11292840), (1905, 11275056), (1976, 10869930), (2032, 10570365), (2052, 10467340), (2160, 9943973), (2223, 9662160), (2280, 9420606), (2286, 9395880), (2340, 9179052), (2413, 8901360), (2470, 8695944), (2536, 8469630), (2540, 8456292), (2565, 8373872), (2736, 7850505), (2808, 7649210), (2853, 7528560), (2964, 7246620), (3048, 7046910), (3120, 6884289), (3170, 6775704), (3302, 6504840), (3420, 6280404), (3429, 6263920), (3510, 6119368), (3705, 5797296), (3804, 5646420), (3810, 5637528), (3952, 5434965), (4104, 5233670), (4121, 5212080), (4446, 4831080), (4560, 4710303), (4572, 4697940), (4680, 4589526), (4755, 4517136), (4826, 4450680), (4940, 4347972), (4953, 4336560), (5072, 4234815), (5080, 4228146), (5130, 4186936), (5616, 3824605), (5706, 3764280), (5715, 3758352), (5928, 3623310), (6023, 3566160), (6096, 3523455), (6340, 3387852), (6604, 3252420), (6669, 3220720), (6840, 3140202), (6858, 3131960), (7020, 3059684), (7239, 2967120), (7410, 2898648), (7608, 2823210), (7620, 2818764), (8208, 2616835), (8242, 2606040), (8255, 2601936), (8559, 2509520), (8892, 2415540), (9144, 2348970), (9360, 2294763), (9510, 2258568), (9652, 2225340), (9880, 2173986), (9906, 2168280), (10160, 2114073), (10260, 2093468), (11115, 1932432), (11412, 1882140), (11430, 1879176), (11856, 1811655), (12046, 1783080), (12065, 1780272), (12363, 1737360), (12680, 1693926), (13208, 1626210), (13338, 1610360), (13680, 1570101), (13716, 1565980), (14040, 1529842), (14265, 1505712), (14478, 1483560), (14820, 1449324), (14859, 1445520), (15216, 1411605), (15240, 1409382), (16484, 1303020), (16510, 1300968), (17118, 1254760), (17145, 1252784), (17784, 1207770), (18069, 1188720), (18288, 1174485), (19020, 1129284), (19304, 1112670), (19760, 1086993), (19812, 1084140), (20520, 1046734), (20605, 1042416), (21717, 989040), (22230, 966216), (22824, 941070), (22860, 939588), (24092, 891540), (24130, 890136), (24726, 868680), (24765, 867312), (25360, 846963), (26416, 813105), (26676, 805180), (27432, 782990), (28080, 764921), (28530, 752856), (28956, 741780), (29640, 724662), (29718, 722760), (30115, 713232), (30480, 704691), (31369, 684720), (32968, 651510), (33020, 650484), (33345, 644144), (34236, 627380), (34290, 626392), (35568, 603885), (36138, 594360), (36195, 593424), (37089, 579120), (38040, 564642), (38608, 556335), (39624, 542070), (40259, 533520), (41040, 523367), (41210, 521208), (42795, 501904), (43434, 494520), (44460, 483108), (44577, 481840), (45648, 470535), (45720, 469794), (48184, 445770), (48260, 445068), (49452, 434340), (49530, 433656), (53352, 402590), (54207, 396240), (54864, 391495), (57060, 376428), (57912, 370890), (59280, 362331), (59436, 361380), (60230, 356616), (61815, 347472), (62738, 342360), (65151, 329680), (65936, 325755), (66040, 325242), (66690, 322072), (68472, 313690), (68580, 313196), (72276, 297180), (72390, 296712), (74178, 289560), (74295, 289104), (76080, 282321), (78299, 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