208651520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:141

約数の個数: 288

約数和(自身を含む): 653425920

約数和(自身を除く): 444774400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 32, 35, 40, 44, 55, 56, 58, 64, 70, 73, 77, 80, 88, 110, 112, 116, 128, 140, 145, 146, 154, 160, 176, 203, 220, 224, 232, 256, 280, 290, 292, 308, 319, 320, 352, 365, 385, 406, 440, 448, 464, 511, 560, 580, 584, 616, 638, 640, 704, 730, 770, 803, 812, 880, 896, 928, 1015, 1022, 1120, 1160, 1168, 1232, 1276, 1280, 1408, 1460, 1540, 1595, 1606, 1624, 1760, 1792, 1856, 2030, 2044, 2117, 2233, 2240, 2320, 2336, 2464, 2552, 2555, 2816, 2920, 3080, 3190, 3212, 3248, 3520, 3712, 4015, 4060, 4088, 4234, 4466, 4480, 4640, 4672, 4928, 5104, 5110, 5621, 5840, 6160, 6380, 6424, 6496, 7040, 7424, 8030, 8120, 8176, 8468, 8932, 8960, 9280, 9344, 9856, 10208, 10220, 10585, 11165, 11242, 11680, 12320, 12760, 12848, 12992, 14080, 14819, 16060, 16240, 16352, 16936, 17864, 18560, 18688, 19712, 20416, 20440, 21170, 22330, 22484, 23287, 23360, 24640, 25520, 25696, 25984, 28105, 29638, 32120, 32480, 32704, 33872, 35728, 37120, 40832, 40880, 42340, 44660, 44968, 46574, 46720, 49280, 51040, 51392, 51968, 56210, 59276, 64240, 64960, 65408, 67744, 71456, 74095, 81664, 81760, 84680, 89320, 89936, 93148, 93440, 98560, 102080, 102784, 112420, 116435, 118552, 128480, 129920, 130816, 135488, 142912, 148190, 163009, 163520, 169360, 178640, 179872, 186296, 204160, 205568, 224840, 232870, 237104, 256960, 259840, 270976, 285824, 296380, 326018, 327040, 338720, 357280, 359744, 372592, 408320, 449680, 465740, 474208, 513920, 541952, 571648, 592760, 652036, 654080, 677440, 714560, 719488, 745184, 815045, 899360, 931480, 948416, 1027840, 1185520, 1304072, 1354880, 1429120, 1438976, 1490368, 1630090, 1798720, 1862960, 1896832, 2371040, 2608144, 2709760, 2858240, 2980736, 3260180, 3597440, 3725920, 3793664, 4742080, 5216288, 5961472, 6520360, 7194880, 7451840, 9484160, 10432576, 13040720, 14903680, 18968320, 20865152, 26081440, 29807360, 41730304, 52162880, 104325760, 208651520]

約数ペア:

[(1, 208651520), (2, 104325760), (4, 52162880), (5, 41730304), (7, 29807360), (8, 26081440), (10, 20865152), (11, 18968320), (14, 14903680), (16, 13040720), (20, 10432576), (22, 9484160), (28, 7451840), (29, 7194880), (32, 6520360), (35, 5961472), (40, 5216288), (44, 4742080), (55, 3793664), (56, 3725920), (58, 3597440), (64, 3260180), (70, 2980736), (73, 2858240), (77, 2709760), (80, 2608144), (88, 2371040), (110, 1896832), (112, 1862960), (116, 1798720), (128, 1630090), (140, 1490368), (145, 1438976), (146, 1429120), (154, 1354880), (160, 1304072), (176, 1185520), (203, 1027840), (220, 948416), (224, 931480), (232, 899360), (256, 815045), (280, 745184), (290, 719488), (292, 714560), (308, 677440), (319, 654080), (320, 652036), (352, 592760), (365, 571648), (385, 541952), (406, 513920), (440, 474208), (448, 465740), (464, 449680), (511, 408320), (560, 372592), (580, 359744), (584, 357280), (616, 338720), (638, 327040), (640, 326018), (704, 296380), (730, 285824), (770, 270976), (803, 259840), (812, 256960), (880, 237104), (896, 232870), (928, 224840), (1015, 205568), (1022, 204160), (1120, 186296), (1160, 179872), (1168, 178640), (1232, 169360), (1276, 163520), (1280, 163009), (1408, 148190), (1460, 142912), (1540, 135488), (1595, 130816), (1606, 129920), (1624, 128480), (1760, 118552), (1792, 116435), (1856, 112420), (2030, 102784), (2044, 102080), (2117, 98560), (2233, 93440), (2240, 93148), (2320, 89936), (2336, 89320), (2464, 84680), (2552, 81760), (2555, 81664), (2816, 74095), (2920, 71456), (3080, 67744), (3190, 65408), (3212, 64960), (3248, 64240), (3520, 59276), (3712, 56210), (4015, 51968), (4060, 51392), (4088, 51040), (4234, 49280), (4466, 46720), (4480, 46574), (4640, 44968), (4672, 44660), (4928, 42340), (5104, 40880), (5110, 40832), (5621, 37120), (5840, 35728), (6160, 33872), (6380, 32704), (6424, 32480), (6496, 32120), (7040, 29638), (7424, 28105), (8030, 25984), (8120, 25696), (8176, 25520), (8468, 24640), (8932, 23360), (8960, 23287), (9280, 22484), (9344, 22330), (9856, 21170), (10208, 20440), (10220, 20416), (10585, 19712), (11165, 18688), (11242, 18560), (11680, 17864), (12320, 16936), (12760, 16352), (12848, 16240), (12992, 16060), (14080, 14819)]