20501710080

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2593}}^1$

素因数の和:2717

約数の個数: 288

約数和(自身を含む): 68715682560

約数和(自身を除く): 48213972480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 71, 80, 87, 96, 116, 120, 128, 142, 145, 160, 174, 192, 213, 232, 240, 256, 284, 290, 320, 348, 355, 384, 426, 435, 464, 480, 568, 580, 640, 696, 710, 768, 852, 870, 928, 960, 1065, 1136, 1160, 1280, 1392, 1420, 1704, 1740, 1856, 1920, 2059, 2130, 2272, 2320, 2593, 2784, 2840, 3408, 3480, 3712, 3840, 4118, 4260, 4544, 4640, 5186, 5568, 5680, 6177, 6816, 6960, 7424, 7779, 8236, 8520, 9088, 9280, 10295, 10372, 11136, 11360, 12354, 12965, 13632, 13920, 15558, 16472, 17040, 18176, 18560, 20590, 20744, 22272, 22720, 24708, 25930, 27264, 27840, 30885, 31116, 32944, 34080, 37120, 38895, 41180, 41488, 45440, 49416, 51860, 54528, 55680, 61770, 62232, 65888, 68160, 75197, 77790, 82360, 82976, 90880, 98832, 103720, 111360, 123540, 124464, 131776, 136320, 150394, 155580, 164720, 165952, 184103, 197664, 207440, 225591, 247080, 248928, 263552, 272640, 300788, 311160, 329440, 331904, 368206, 375985, 395328, 414880, 451182, 494160, 497856, 527104, 552309, 601576, 622320, 658880, 663808, 736412, 751970, 790656, 829760, 902364, 920515, 988320, 995712, 1104618, 1127955, 1203152, 1244640, 1317760, 1472824, 1503940, 1581312, 1659520, 1804728, 1841030, 1976640, 1991424, 2209236, 2255910, 2406304, 2489280, 2635520, 2761545, 2945648, 3007880, 3319040, 3609456, 3682060, 3953280, 4418472, 4511820, 4812608, 4978560, 5338987, 5523090, 5891296, 6015760, 7218912, 7364120, 7906560, 8836944, 9023640, 9625216, 9957120, 10677974, 11046180, 11782592, 12031520, 14437824, 14728240, 16016961, 17673888, 18047280, 19250432, 21355948, 22092360, 23565184, 24063040, 26694935, 28875648, 29456480, 32033922, 35347776, 36094560, 42711896, 44184720, 47130368, 48126080, 53389870, 57751296, 58912960, 64067844, 70695552, 72189120, 80084805, 85423792, 88369440, 96252160, 106779740, 117825920, 128135688, 141391104, 144378240, 160169610, 170847584, 176738880, 213559480, 235651840, 256271376, 288756480, 320339220, 341695168, 353477760, 427118960, 512542752, 640678440, 683390336, 706955520, 854237920, 1025085504, 1281356880, 1366780672, 1708475840, 2050171008, 2562713760, 3416951680, 4100342016, 5125427520, 6833903360, 10250855040, 20501710080]

約数ペア:

[(1, 20501710080), (2, 10250855040), (3, 6833903360), (4, 5125427520), (5, 4100342016), (6, 3416951680), (8, 2562713760), (10, 2050171008), (12, 1708475840), (15, 1366780672), (16, 1281356880), (20, 1025085504), (24, 854237920), (29, 706955520), (30, 683390336), (32, 640678440), (40, 512542752), (48, 427118960), (58, 353477760), (60, 341695168), (64, 320339220), (71, 288756480), (80, 256271376), (87, 235651840), (96, 213559480), (116, 176738880), (120, 170847584), (128, 160169610), (142, 144378240), (145, 141391104), (160, 128135688), (174, 117825920), (192, 106779740), (213, 96252160), (232, 88369440), (240, 85423792), (256, 80084805), (284, 72189120), (290, 70695552), (320, 64067844), (348, 58912960), (355, 57751296), (384, 53389870), (426, 48126080), (435, 47130368), (464, 44184720), (480, 42711896), (568, 36094560), (580, 35347776), (640, 32033922), (696, 29456480), (710, 28875648), (768, 26694935), (852, 24063040), (870, 23565184), (928, 22092360), (960, 21355948), (1065, 19250432), (1136, 18047280), (1160, 17673888), (1280, 16016961), (1392, 14728240), (1420, 14437824), (1704, 12031520), (1740, 11782592), (1856, 11046180), (1920, 10677974), (2059, 9957120), (2130, 9625216), (2272, 9023640), (2320, 8836944), (2593, 7906560), (2784, 7364120), (2840, 7218912), (3408, 6015760), (3480, 5891296), (3712, 5523090), (3840, 5338987), (4118, 4978560), (4260, 4812608), (4544, 4511820), (4640, 4418472), (5186, 3953280), (5568, 3682060), (5680, 3609456), (6177, 3319040), (6816, 3007880), (6960, 2945648), (7424, 2761545), (7779, 2635520), (8236, 2489280), (8520, 2406304), (9088, 2255910), (9280, 2209236), (10295, 1991424), (10372, 1976640), (11136, 1841030), (11360, 1804728), (12354, 1659520), (12965, 1581312), (13632, 1503940), (13920, 1472824), (15558, 1317760), (16472, 1244640), (17040, 1203152), (18176, 1127955), (18560, 1104618), (20590, 995712), (20744, 988320), (22272, 920515), (22720, 902364), (24708, 829760), (25930, 790656), (27264, 751970), (27840, 736412), (30885, 663808), (31116, 658880), (32944, 622320), (34080, 601576), (37120, 552309), (38895, 527104), (41180, 497856), (41488, 494160), (45440, 451182), (49416, 414880), (51860, 395328), (54528, 375985), (55680, 368206), (61770, 331904), (62232, 329440), (65888, 311160), (68160, 300788), (75197, 272640), (77790, 263552), (82360, 248928), (82976, 247080), (90880, 225591), (98832, 207440), (103720, 197664), (111360, 184103), (123540, 165952), (124464, 164720), (131776, 155580), (136320, 150394)]