320071680

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:207

約数の個数: 288

約数和(自身を含む): 1165207680

約数和(自身を除く): 845136000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 128, 138, 144, 151, 160, 180, 184, 192, 207, 230, 240, 256, 276, 288, 302, 320, 345, 360, 368, 384, 414, 453, 460, 480, 512, 552, 576, 604, 640, 690, 720, 736, 755, 768, 828, 906, 920, 960, 1024, 1035, 1104, 1152, 1208, 1280, 1359, 1380, 1440, 1472, 1510, 1536, 1656, 1812, 1840, 1920, 2048, 2070, 2208, 2265, 2304, 2416, 2560, 2718, 2760, 2880, 2944, 3020, 3072, 3312, 3473, 3624, 3680, 3840, 4140, 4416, 4530, 4608, 4832, 5120, 5436, 5520, 5760, 5888, 6040, 6144, 6624, 6795, 6946, 7248, 7360, 7680, 8280, 8832, 9060, 9216, 9664, 10240, 10419, 10872, 11040, 11520, 11776, 12080, 13248, 13590, 13892, 14496, 14720, 15360, 16560, 17365, 17664, 18120, 18432, 19328, 20838, 21744, 22080, 23040, 23552, 24160, 26496, 27180, 27784, 28992, 29440, 30720, 31257, 33120, 34730, 35328, 36240, 38656, 41676, 43488, 44160, 46080, 47104, 48320, 52095, 52992, 54360, 55568, 57984, 58880, 62514, 66240, 69460, 70656, 72480, 77312, 83352, 86976, 88320, 92160, 96640, 104190, 105984, 108720, 111136, 115968, 117760, 125028, 132480, 138920, 141312, 144960, 154624, 156285, 166704, 173952, 176640, 193280, 208380, 211968, 217440, 222272, 231936, 235520, 250056, 264960, 277840, 289920, 309248, 312570, 333408, 347904, 353280, 386560, 416760, 423936, 434880, 444544, 463872, 500112, 529920, 555680, 579840, 625140, 666816, 695808, 706560, 773120, 833520, 869760, 889088, 927744, 1000224, 1059840, 1111360, 1159680, 1250280, 1333632, 1391616, 1546240, 1667040, 1739520, 1778176, 2000448, 2119680, 2222720, 2319360, 2500560, 2667264, 2783232, 3334080, 3479040, 3556352, 4000896, 4445440, 4638720, 5001120, 5334528, 6668160, 6958080, 7112704, 8001792, 8890880, 10002240, 10669056, 13336320, 13916160, 16003584, 17781760, 20004480, 21338112, 26672640, 32007168, 35563520, 40008960, 53345280, 64014336, 80017920, 106690560, 160035840, 320071680]

約数ペア:

[(1, 320071680), (2, 160035840), (3, 106690560), (4, 80017920), (5, 64014336), (6, 53345280), (8, 40008960), (9, 35563520), (10, 32007168), (12, 26672640), (15, 21338112), (16, 20004480), (18, 17781760), (20, 16003584), (23, 13916160), (24, 13336320), (30, 10669056), (32, 10002240), (36, 8890880), (40, 8001792), (45, 7112704), (46, 6958080), (48, 6668160), (60, 5334528), (64, 5001120), (69, 4638720), (72, 4445440), (80, 4000896), (90, 3556352), (92, 3479040), (96, 3334080), (115, 2783232), (120, 2667264), (128, 2500560), (138, 2319360), (144, 2222720), (151, 2119680), (160, 2000448), (180, 1778176), (184, 1739520), (192, 1667040), (207, 1546240), (230, 1391616), (240, 1333632), (256, 1250280), (276, 1159680), (288, 1111360), (302, 1059840), (320, 1000224), (345, 927744), (360, 889088), (368, 869760), (384, 833520), (414, 773120), (453, 706560), (460, 695808), (480, 666816), (512, 625140), (552, 579840), (576, 555680), (604, 529920), (640, 500112), (690, 463872), (720, 444544), (736, 434880), (755, 423936), (768, 416760), (828, 386560), (906, 353280), (920, 347904), (960, 333408), (1024, 312570), (1035, 309248), (1104, 289920), (1152, 277840), (1208, 264960), (1280, 250056), (1359, 235520), (1380, 231936), (1440, 222272), (1472, 217440), (1510, 211968), (1536, 208380), (1656, 193280), (1812, 176640), (1840, 173952), (1920, 166704), (2048, 156285), (2070, 154624), (2208, 144960), (2265, 141312), (2304, 138920), (2416, 132480), (2560, 125028), (2718, 117760), (2760, 115968), (2880, 111136), (2944, 108720), (3020, 105984), (3072, 104190), (3312, 96640), (3473, 92160), (3624, 88320), (3680, 86976), (3840, 83352), (4140, 77312), (4416, 72480), (4530, 70656), (4608, 69460), (4832, 66240), (5120, 62514), (5436, 58880), (5520, 57984), (5760, 55568), (5888, 54360), (6040, 52992), (6144, 52095), (6624, 48320), (6795, 47104), (6946, 46080), (7248, 44160), (7360, 43488), (7680, 41676), (8280, 38656), (8832, 36240), (9060, 35328), (9216, 34730), (9664, 33120), (10240, 31257), (10419, 30720), (10872, 29440), (11040, 28992), (11520, 27784), (11776, 27180), (12080, 26496), (13248, 24160), (13590, 23552), (13892, 23040), (14496, 22080), (14720, 21744), (15360, 20838), (16560, 19328), (17365, 18432), (17664, 18120)]