20481425664

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2333}}^1$

素因数の和:2453

約数の個数: 288

約数和(自身を含む): 65950101504

約数和(自身を除く): 45468675840

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 56, 64, 69, 71, 84, 92, 96, 112, 128, 138, 142, 161, 168, 184, 192, 213, 224, 256, 276, 284, 322, 336, 368, 384, 426, 448, 483, 497, 552, 568, 644, 672, 736, 768, 852, 896, 966, 994, 1104, 1136, 1288, 1344, 1472, 1491, 1633, 1704, 1792, 1932, 1988, 2208, 2272, 2333, 2576, 2688, 2944, 2982, 3266, 3408, 3864, 3976, 4416, 4544, 4666, 4899, 5152, 5376, 5888, 5964, 6532, 6816, 6999, 7728, 7952, 8832, 9088, 9332, 9798, 10304, 11431, 11928, 13064, 13632, 13998, 15456, 15904, 16331, 17664, 18176, 18664, 19596, 20608, 22862, 23856, 26128, 27264, 27996, 30912, 31808, 32662, 34293, 37328, 39192, 41216, 45724, 47712, 48993, 52256, 53659, 54528, 55992, 61824, 63616, 65324, 68586, 74656, 78384, 91448, 95424, 97986, 104512, 107318, 111984, 123648, 127232, 130648, 137172, 149312, 156768, 160977, 165643, 182896, 190848, 195972, 209024, 214636, 223968, 261296, 274344, 298624, 313536, 321954, 331286, 365792, 375613, 381696, 391944, 418048, 429272, 447936, 496929, 522592, 548688, 597248, 627072, 643908, 662572, 731584, 751226, 783888, 858544, 895872, 993858, 1045184, 1097376, 1126839, 1159501, 1254144, 1287816, 1325144, 1463168, 1502452, 1567776, 1717088, 1791744, 1987716, 2090368, 2194752, 2253678, 2319002, 2575632, 2650288, 2926336, 3004904, 3135552, 3434176, 3478503, 3809789, 3975432, 4180736, 4389504, 4507356, 4638004, 5151264, 5300576, 6009808, 6271104, 6868352, 6957006, 7619578, 7950864, 8779008, 9014712, 9276008, 10302528, 10601152, 11429367, 12019616, 12542208, 13736704, 13914012, 15239156, 15901728, 18029424, 18552016, 20605056, 21202304, 22858734, 24039232, 26668523, 27828024, 30478312, 31803456, 36058848, 37104032, 41210112, 42404608, 45717468, 48078464, 53337046, 55656048, 60956624, 63606912, 72117696, 74208064, 80005569, 91434936, 96156928, 106674092, 111312096, 121913248, 127213824, 144235392, 148416128, 160011138, 182869872, 213348184, 222624192, 243826496, 288470784, 296832256, 320022276, 365739744, 426696368, 445248384, 487652992, 640044552, 731479488, 853392736, 890496768, 975305984, 1280089104, 1462958976, 1706785472, 2560178208, 2925917952, 3413570944, 5120356416, 6827141888, 10240712832, 20481425664]

約数ペア:

[(1, 20481425664), (2, 10240712832), (3, 6827141888), (4, 5120356416), (6, 3413570944), (7, 2925917952), (8, 2560178208), (12, 1706785472), (14, 1462958976), (16, 1280089104), (21, 975305984), (23, 890496768), (24, 853392736), (28, 731479488), (32, 640044552), (42, 487652992), (46, 445248384), (48, 426696368), (56, 365739744), (64, 320022276), (69, 296832256), (71, 288470784), (84, 243826496), (92, 222624192), (96, 213348184), (112, 182869872), (128, 160011138), (138, 148416128), (142, 144235392), (161, 127213824), (168, 121913248), (184, 111312096), (192, 106674092), (213, 96156928), (224, 91434936), (256, 80005569), (276, 74208064), (284, 72117696), (322, 63606912), (336, 60956624), (368, 55656048), (384, 53337046), (426, 48078464), (448, 45717468), (483, 42404608), (497, 41210112), (552, 37104032), (568, 36058848), (644, 31803456), (672, 30478312), (736, 27828024), (768, 26668523), (852, 24039232), (896, 22858734), (966, 21202304), (994, 20605056), (1104, 18552016), (1136, 18029424), (1288, 15901728), (1344, 15239156), (1472, 13914012), (1491, 13736704), (1633, 12542208), (1704, 12019616), (1792, 11429367), (1932, 10601152), (1988, 10302528), (2208, 9276008), (2272, 9014712), (2333, 8779008), (2576, 7950864), (2688, 7619578), (2944, 6957006), (2982, 6868352), (3266, 6271104), (3408, 6009808), (3864, 5300576), (3976, 5151264), (4416, 4638004), (4544, 4507356), (4666, 4389504), (4899, 4180736), (5152, 3975432), (5376, 3809789), (5888, 3478503), (5964, 3434176), (6532, 3135552), (6816, 3004904), (6999, 2926336), (7728, 2650288), (7952, 2575632), (8832, 2319002), (9088, 2253678), (9332, 2194752), (9798, 2090368), (10304, 1987716), (11431, 1791744), (11928, 1717088), (13064, 1567776), (13632, 1502452), (13998, 1463168), (15456, 1325144), (15904, 1287816), (16331, 1254144), (17664, 1159501), (18176, 1126839), (18664, 1097376), (19596, 1045184), (20608, 993858), (22862, 895872), (23856, 858544), (26128, 783888), (27264, 751226), (27996, 731584), (30912, 662572), (31808, 643908), (32662, 627072), (34293, 597248), (37328, 548688), (39192, 522592), (41216, 496929), (45724, 447936), (47712, 429272), (48993, 418048), (52256, 391944), (53659, 381696), (54528, 375613), (55992, 365792), (61824, 331286), (63616, 321954), (65324, 313536), (68586, 298624), (74656, 274344), (78384, 261296), (91448, 223968), (95424, 214636), (97986, 209024), (104512, 195972), (107318, 190848), (111984, 182896), (123648, 165643), (127232, 160977), (130648, 156768), (137172, 149312)]