641893138432

素因数分解:

$2^{20}\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2$

素因数の和:129

約数の個数: 378

約数和(自身を含む): 1661811812514

約数和(自身を除く): 1019918674082

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 49, 52, 56, 62, 64, 91, 98, 104, 112, 124, 128, 182, 196, 208, 217, 224, 248, 256, 364, 392, 403, 416, 434, 448, 496, 512, 637, 728, 784, 806, 832, 868, 896, 961, 992, 1024, 1274, 1456, 1519, 1568, 1612, 1664, 1736, 1792, 1922, 1984, 2048, 2548, 2821, 2912, 3038, 3136, 3224, 3328, 3472, 3584, 3844, 3968, 4096, 5096, 5642, 5824, 6076, 6272, 6448, 6656, 6727, 6944, 7168, 7688, 7936, 8192, 10192, 11284, 11648, 12152, 12493, 12544, 12896, 13312, 13454, 13888, 14336, 15376, 15872, 16384, 19747, 20384, 22568, 23296, 24304, 24986, 25088, 25792, 26624, 26908, 27776, 28672, 30752, 31744, 32768, 39494, 40768, 45136, 46592, 47089, 48608, 49972, 50176, 51584, 53248, 53816, 55552, 57344, 61504, 63488, 65536, 78988, 81536, 87451, 90272, 93184, 94178, 97216, 99944, 100352, 103168, 106496, 107632, 111104, 114688, 123008, 126976, 131072, 157976, 163072, 174902, 180544, 186368, 188356, 194432, 199888, 200704, 206336, 212992, 215264, 222208, 229376, 246016, 253952, 262144, 315952, 326144, 349804, 361088, 372736, 376712, 388864, 399776, 401408, 412672, 425984, 430528, 444416, 458752, 492032, 507904, 524288, 612157, 631904, 652288, 699608, 722176, 745472, 753424, 777728, 799552, 802816, 825344, 851968, 861056, 888832, 917504, 984064, 1015808, 1048576, 1224314, 1263808, 1304576, 1399216, 1444352, 1490944, 1506848, 1555456, 1599104, 1605632, 1650688, 1703936, 1722112, 1777664, 1835008, 1968128, 2031616, 2448628, 2527616, 2609152, 2798432, 2888704, 2981888, 3013696, 3110912, 3198208, 3211264, 3301376, 3407872, 3444224, 3555328, 3670016, 3936256, 4063232, 4897256, 5055232, 5218304, 5596864, 5777408, 5963776, 6027392, 6221824, 6396416, 6422528, 6602752, 6815744, 6888448, 7110656, 7340032, 7872512, 8126464, 9794512, 10110464, 10436608, 11193728, 11554816, 11927552, 12054784, 12443648, 12792832, 12845056, 13205504, 13631488, 13776896, 14221312, 15745024, 16252928, 19589024, 20220928, 20873216, 22387456, 23109632, 23855104, 24109568, 24887296, 25585664, 25690112, 26411008, 27553792, 28442624, 31490048, 32505856, 39178048, 40441856, 41746432, 44774912, 46219264, 47710208, 48219136, 49774592, 51171328, 51380224, 52822016, 55107584, 56885248, 62980096, 78356096, 80883712, 83492864, 89549824, 92438528, 95420416, 96438272, 99549184, 102342656, 105644032, 110215168, 113770496, 125960192, 156712192, 161767424, 166985728, 179099648, 184877056, 192876544, 199098368, 204685312, 211288064, 220430336, 227540992, 251920384, 313424384, 323534848, 333971456, 358199296, 369754112, 385753088, 398196736, 409370624, 422576128, 440860672, 503840768, 626848768, 647069696, 667942912, 716398592, 739508224, 771506176, 796393472, 818741248, 881721344, 1007681536, 1253697536, 1294139392, 1432797184, 1479016448, 1543012352, 1592786944, 1637482496, 1763442688, 2507395072, 2588278784, 2865594368, 2958032896, 3086024704, 3274964992, 3526885376, 5014790144, 5176557568, 5731188736, 6172049408, 6549929984, 7053770752, 10029580288, 10353115136, 11462377472, 12344098816, 13099859968, 20059160576, 20706230272, 22924754944, 24688197632, 40118321152, 45849509888, 49376395264, 80236642304, 91699019776, 160473284608, 320946569216, 641893138432]

約数ペア:

[(1, 641893138432), (2, 320946569216), (4, 160473284608), (7, 91699019776), (8, 80236642304), (13, 49376395264), (14, 45849509888), (16, 40118321152), (26, 24688197632), (28, 22924754944), (31, 20706230272), (32, 20059160576), (49, 13099859968), (52, 12344098816), (56, 11462377472), (62, 10353115136), (64, 10029580288), (91, 7053770752), (98, 6549929984), (104, 6172049408), (112, 5731188736), (124, 5176557568), (128, 5014790144), (182, 3526885376), (196, 3274964992), (208, 3086024704), (217, 2958032896), (224, 2865594368), (248, 2588278784), (256, 2507395072), (364, 1763442688), (392, 1637482496), (403, 1592786944), (416, 1543012352), (434, 1479016448), (448, 1432797184), (496, 1294139392), (512, 1253697536), (637, 1007681536), (728, 881721344), (784, 818741248), (806, 796393472), (832, 771506176), (868, 739508224), (896, 716398592), (961, 667942912), (992, 647069696), (1024, 626848768), (1274, 503840768), (1456, 440860672), (1519, 422576128), (1568, 409370624), (1612, 398196736), (1664, 385753088), (1736, 369754112), (1792, 358199296), (1922, 333971456), (1984, 323534848), (2048, 313424384), (2548, 251920384), (2821, 227540992), (2912, 220430336), (3038, 211288064), (3136, 204685312), (3224, 199098368), (3328, 192876544), (3472, 184877056), (3584, 179099648), (3844, 166985728), (3968, 161767424), (4096, 156712192), (5096, 125960192), (5642, 113770496), (5824, 110215168), (6076, 105644032), (6272, 102342656), (6448, 99549184), (6656, 96438272), (6727, 95420416), (6944, 92438528), (7168, 89549824), (7688, 83492864), (7936, 80883712), (8192, 78356096), (10192, 62980096), (11284, 56885248), (11648, 55107584), (12152, 52822016), (12493, 51380224), (12544, 51171328), (12896, 49774592), (13312, 48219136), (13454, 47710208), (13888, 46219264), (14336, 44774912), (15376, 41746432), (15872, 40441856), (16384, 39178048), (19747, 32505856), (20384, 31490048), (22568, 28442624), (23296, 27553792), (24304, 26411008), (24986, 25690112), (25088, 25585664), (25792, 24887296), (26624, 24109568), (26908, 23855104), (27776, 23109632), (28672, 22387456), (30752, 20873216), (31744, 20220928), (32768, 19589024), (39494, 16252928), (40768, 15745024), (45136, 14221312), (46592, 13776896), (47089, 13631488), (48608, 13205504), (49972, 12845056), (50176, 12792832), (51584, 12443648), (53248, 12054784), (53816, 11927552), (55552, 11554816), (57344, 11193728), (61504, 10436608), (63488, 10110464), (65536, 9794512), (78988, 8126464), (81536, 7872512), (87451, 7340032), (90272, 7110656), (93184, 6888448), (94178, 6815744), (97216, 6602752), (99944, 6422528), (100352, 6396416), (103168, 6221824), (106496, 6027392), (107632, 5963776), (111104, 5777408), (114688, 5596864), (123008, 5218304), (126976, 5055232), (131072, 4897256), (157976, 4063232), (163072, 3936256), (174902, 3670016), (180544, 3555328), (186368, 3444224), (188356, 3407872), (194432, 3301376), (199888, 3211264), (200704, 3198208), (206336, 3110912), (212992, 3013696), (215264, 2981888), (222208, 2888704), (229376, 2798432), (246016, 2609152), (253952, 2527616), (262144, 2448628), (315952, 2031616), (326144, 1968128), (349804, 1835008), (361088, 1777664), (372736, 1722112), (376712, 1703936), (388864, 1650688), (399776, 1605632), (401408, 1599104), (412672, 1555456), (425984, 1506848), (430528, 1490944), (444416, 1444352), (458752, 1399216), (492032, 1304576), (507904, 1263808), (524288, 1224314), (612157, 1048576), (631904, 1015808), (652288, 984064), (699608, 917504), (722176, 888832), (745472, 861056), (753424, 851968), (777728, 825344), (799552, 802816)]