205413120

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1621}}^1$

素因数の和:1659

約数の個数: 216

約数和(自身を含む): 775796112

約数和(自身を除く): 570382992

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 128, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 256, 264, 288, 320, 330, 352, 360, 384, 396, 440, 480, 495, 528, 576, 640, 660, 704, 720, 768, 792, 880, 960, 990, 1056, 1152, 1280, 1320, 1408, 1440, 1584, 1621, 1760, 1920, 1980, 2112, 2304, 2640, 2816, 2880, 3168, 3242, 3520, 3840, 3960, 4224, 4863, 5280, 5760, 6336, 6484, 7040, 7920, 8105, 8448, 9726, 10560, 11520, 12672, 12968, 14080, 14589, 15840, 16210, 17831, 19452, 21120, 24315, 25344, 25936, 29178, 31680, 32420, 35662, 38904, 42240, 48630, 51872, 53493, 58356, 63360, 64840, 71324, 72945, 77808, 89155, 97260, 103744, 106986, 116712, 126720, 129680, 142648, 145890, 155616, 160479, 178310, 194520, 207488, 213972, 233424, 259360, 267465, 285296, 291780, 311232, 320958, 356620, 389040, 414976, 427944, 466848, 518720, 534930, 570592, 583560, 622464, 641916, 713240, 778080, 802395, 855888, 933696, 1037440, 1069860, 1141184, 1167120, 1244928, 1283832, 1426480, 1556160, 1604790, 1711776, 1867392, 2074880, 2139720, 2282368, 2334240, 2567664, 2852960, 3112320, 3209580, 3423552, 3734784, 4279440, 4564736, 4668480, 5135328, 5705920, 6224640, 6419160, 6847104, 8558880, 9336960, 10270656, 11411840, 12838320, 13694208, 17117760, 18673920, 20541312, 22823680, 25676640, 34235520, 41082624, 51353280, 68471040, 102706560, 205413120]

約数ペア:

[(1, 205413120), (2, 102706560), (3, 68471040), (4, 51353280), (5, 41082624), (6, 34235520), (8, 25676640), (9, 22823680), (10, 20541312), (11, 18673920), (12, 17117760), (15, 13694208), (16, 12838320), (18, 11411840), (20, 10270656), (22, 9336960), (24, 8558880), (30, 6847104), (32, 6419160), (33, 6224640), (36, 5705920), (40, 5135328), (44, 4668480), (45, 4564736), (48, 4279440), (55, 3734784), (60, 3423552), (64, 3209580), (66, 3112320), (72, 2852960), (80, 2567664), (88, 2334240), (90, 2282368), (96, 2139720), (99, 2074880), (110, 1867392), (120, 1711776), (128, 1604790), (132, 1556160), (144, 1426480), (160, 1283832), (165, 1244928), (176, 1167120), (180, 1141184), (192, 1069860), (198, 1037440), (220, 933696), (240, 855888), (256, 802395), (264, 778080), (288, 713240), (320, 641916), (330, 622464), (352, 583560), (360, 570592), (384, 534930), (396, 518720), (440, 466848), (480, 427944), (495, 414976), (528, 389040), (576, 356620), (640, 320958), (660, 311232), (704, 291780), (720, 285296), (768, 267465), (792, 259360), (880, 233424), (960, 213972), (990, 207488), (1056, 194520), (1152, 178310), (1280, 160479), (1320, 155616), (1408, 145890), (1440, 142648), (1584, 129680), (1621, 126720), (1760, 116712), (1920, 106986), (1980, 103744), (2112, 97260), (2304, 89155), (2640, 77808), (2816, 72945), (2880, 71324), (3168, 64840), (3242, 63360), (3520, 58356), (3840, 53493), (3960, 51872), (4224, 48630), (4863, 42240), (5280, 38904), (5760, 35662), (6336, 32420), (6484, 31680), (7040, 29178), (7920, 25936), (8105, 25344), (8448, 24315), (9726, 21120), (10560, 19452), (11520, 17831), (12672, 16210), (12968, 15840), (14080, 14589)]