161786240

素因数分解:

$2^7\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1$

素因数の和:118

約数の個数: 256

約数和(自身を含む): 499392000

約数和(自身を除く): 337605760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 67, 70, 77, 80, 88, 98, 110, 112, 128, 134, 140, 154, 160, 176, 196, 220, 224, 245, 268, 280, 308, 320, 335, 343, 352, 385, 392, 440, 448, 469, 490, 536, 539, 560, 616, 640, 670, 686, 704, 737, 770, 784, 880, 896, 938, 980, 1072, 1078, 1120, 1232, 1340, 1372, 1408, 1474, 1540, 1568, 1715, 1760, 1876, 1960, 2144, 2156, 2240, 2345, 2464, 2680, 2695, 2744, 2948, 3080, 3136, 3283, 3430, 3520, 3685, 3752, 3773, 3920, 4288, 4312, 4480, 4690, 4928, 5159, 5360, 5390, 5488, 5896, 6160, 6272, 6566, 6860, 7040, 7370, 7504, 7546, 7840, 8576, 8624, 9380, 9856, 10318, 10720, 10780, 10976, 11792, 12320, 13132, 13720, 14740, 15008, 15092, 15680, 16415, 17248, 18760, 18865, 20636, 21440, 21560, 21952, 22981, 23584, 24640, 25795, 26264, 27440, 29480, 30016, 30184, 31360, 32830, 34496, 36113, 37520, 37730, 41272, 42880, 43120, 43904, 45962, 47168, 49280, 51590, 52528, 54880, 58960, 60032, 60368, 65660, 68992, 72226, 75040, 75460, 82544, 86240, 91924, 94336, 103180, 105056, 109760, 114905, 117920, 120736, 131320, 144452, 150080, 150920, 165088, 172480, 180565, 183848, 206360, 210112, 219520, 229810, 235840, 241472, 252791, 262640, 288904, 300160, 301840, 330176, 344960, 361130, 367696, 412720, 420224, 459620, 471680, 482944, 505582, 525280, 577808, 603680, 660352, 722260, 735392, 825440, 919240, 1011164, 1050560, 1155616, 1207360, 1263955, 1444520, 1470784, 1650880, 1838480, 2022328, 2101120, 2311232, 2414720, 2527910, 2889040, 2941568, 3301760, 3676960, 4044656, 4622464, 5055820, 5778080, 7353920, 8089312, 10111640, 11556160, 14707840, 16178624, 20223280, 23112320, 32357248, 40446560, 80893120, 161786240]

約数ペア:

[(1, 161786240), (2, 80893120), (4, 40446560), (5, 32357248), (7, 23112320), (8, 20223280), (10, 16178624), (11, 14707840), (14, 11556160), (16, 10111640), (20, 8089312), (22, 7353920), (28, 5778080), (32, 5055820), (35, 4622464), (40, 4044656), (44, 3676960), (49, 3301760), (55, 2941568), (56, 2889040), (64, 2527910), (67, 2414720), (70, 2311232), (77, 2101120), (80, 2022328), (88, 1838480), (98, 1650880), (110, 1470784), (112, 1444520), (128, 1263955), (134, 1207360), (140, 1155616), (154, 1050560), (160, 1011164), (176, 919240), (196, 825440), (220, 735392), (224, 722260), (245, 660352), (268, 603680), (280, 577808), (308, 525280), (320, 505582), (335, 482944), (343, 471680), (352, 459620), (385, 420224), (392, 412720), (440, 367696), (448, 361130), (469, 344960), (490, 330176), (536, 301840), (539, 300160), (560, 288904), (616, 262640), (640, 252791), (670, 241472), (686, 235840), (704, 229810), (737, 219520), (770, 210112), (784, 206360), (880, 183848), (896, 180565), (938, 172480), (980, 165088), (1072, 150920), (1078, 150080), (1120, 144452), (1232, 131320), (1340, 120736), (1372, 117920), (1408, 114905), (1474, 109760), (1540, 105056), (1568, 103180), (1715, 94336), (1760, 91924), (1876, 86240), (1960, 82544), (2144, 75460), (2156, 75040), (2240, 72226), (2345, 68992), (2464, 65660), (2680, 60368), (2695, 60032), (2744, 58960), (2948, 54880), (3080, 52528), (3136, 51590), (3283, 49280), (3430, 47168), (3520, 45962), (3685, 43904), (3752, 43120), (3773, 42880), (3920, 41272), (4288, 37730), (4312, 37520), (4480, 36113), (4690, 34496), (4928, 32830), (5159, 31360), (5360, 30184), (5390, 30016), (5488, 29480), (5896, 27440), (6160, 26264), (6272, 25795), (6566, 24640), (6860, 23584), (7040, 22981), (7370, 21952), (7504, 21560), (7546, 21440), (7840, 20636), (8576, 18865), (8624, 18760), (9380, 17248), (9856, 16415), (10318, 15680), (10720, 15092), (10780, 15008), (10976, 14740), (11792, 13720), (12320, 13132)]