329127680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:474

約数の個数: 144

約数和(自身を含む): 911951040

約数和(自身を除く): 582823360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 109, 112, 128, 140, 160, 218, 224, 256, 280, 320, 337, 436, 448, 545, 560, 640, 674, 763, 872, 896, 1090, 1120, 1280, 1348, 1526, 1685, 1744, 1792, 2180, 2240, 2359, 2696, 3052, 3370, 3488, 3815, 4360, 4480, 4718, 5392, 6104, 6740, 6976, 7630, 8720, 8960, 9436, 10784, 11795, 12208, 13480, 13952, 15260, 17440, 18872, 21568, 23590, 24416, 26960, 27904, 30520, 34880, 36733, 37744, 43136, 47180, 48832, 53920, 61040, 69760, 73466, 75488, 86272, 94360, 97664, 107840, 122080, 139520, 146932, 150976, 183665, 188720, 195328, 215680, 244160, 257131, 293864, 301952, 367330, 377440, 431360, 488320, 514262, 587728, 603904, 734660, 754880, 976640, 1028524, 1175456, 1285655, 1469320, 1509760, 2057048, 2350912, 2571310, 2938640, 3019520, 4114096, 4701824, 5142620, 5877280, 8228192, 9403648, 10285240, 11754560, 16456384, 20570480, 23509120, 32912768, 41140960, 47018240, 65825536, 82281920, 164563840, 329127680]

約数ペア:

[(1, 329127680), (2, 164563840), (4, 82281920), (5, 65825536), (7, 47018240), (8, 41140960), (10, 32912768), (14, 23509120), (16, 20570480), (20, 16456384), (28, 11754560), (32, 10285240), (35, 9403648), (40, 8228192), (56, 5877280), (64, 5142620), (70, 4701824), (80, 4114096), (109, 3019520), (112, 2938640), (128, 2571310), (140, 2350912), (160, 2057048), (218, 1509760), (224, 1469320), (256, 1285655), (280, 1175456), (320, 1028524), (337, 976640), (436, 754880), (448, 734660), (545, 603904), (560, 587728), (640, 514262), (674, 488320), (763, 431360), (872, 377440), (896, 367330), (1090, 301952), (1120, 293864), (1280, 257131), (1348, 244160), (1526, 215680), (1685, 195328), (1744, 188720), (1792, 183665), (2180, 150976), (2240, 146932), (2359, 139520), (2696, 122080), (3052, 107840), (3370, 97664), (3488, 94360), (3815, 86272), (4360, 75488), (4480, 73466), (4718, 69760), (5392, 61040), (6104, 53920), (6740, 48832), (6976, 47180), (7630, 43136), (8720, 37744), (8960, 36733), (9436, 34880), (10784, 30520), (11795, 27904), (12208, 26960), (13480, 24416), (13952, 23590), (15260, 21568), (17440, 18872)]