217459360

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:498

約数の個数: 96

約数和(自身を含む): 534053520

約数和(自身を除く): 316594160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 109, 148, 160, 185, 218, 296, 337, 370, 436, 545, 592, 674, 740, 872, 1090, 1184, 1348, 1480, 1685, 1744, 2180, 2696, 2960, 3370, 3488, 4033, 4360, 5392, 5920, 6740, 8066, 8720, 10784, 12469, 13480, 16132, 17440, 20165, 24938, 26960, 32264, 36733, 40330, 49876, 53920, 62345, 64528, 73466, 80660, 99752, 124690, 129056, 146932, 161320, 183665, 199504, 249380, 293864, 322640, 367330, 399008, 498760, 587728, 645280, 734660, 997520, 1175456, 1359121, 1469320, 1995040, 2718242, 2938640, 5436484, 5877280, 6795605, 10872968, 13591210, 21745936, 27182420, 43491872, 54364840, 108729680, 217459360]

約数ペア:

[(1, 217459360), (2, 108729680), (4, 54364840), (5, 43491872), (8, 27182420), (10, 21745936), (16, 13591210), (20, 10872968), (32, 6795605), (37, 5877280), (40, 5436484), (74, 2938640), (80, 2718242), (109, 1995040), (148, 1469320), (160, 1359121), (185, 1175456), (218, 997520), (296, 734660), (337, 645280), (370, 587728), (436, 498760), (545, 399008), (592, 367330), (674, 322640), (740, 293864), (872, 249380), (1090, 199504), (1184, 183665), (1348, 161320), (1480, 146932), (1685, 129056), (1744, 124690), (2180, 99752), (2696, 80660), (2960, 73466), (3370, 64528), (3488, 62345), (4033, 53920), (4360, 49876), (5392, 40330), (5920, 36733), (6740, 32264), (8066, 26960), (8720, 24938), (10784, 20165), (12469, 17440), (13480, 16132)]