219130880

素因数分解:

$2^{10}\times 5^1\times {\mathrm{127}}^1\times {\mathrm{337}}^1$

素因数の和:489

約数の個数: 88

約数和(自身を含む): 531368448

約数和(自身を除く): 312237568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 337, 508, 512, 635, 640, 674, 1016, 1024, 1270, 1280, 1348, 1685, 2032, 2540, 2560, 2696, 3370, 4064, 5080, 5120, 5392, 6740, 8128, 10160, 10784, 13480, 16256, 20320, 21568, 26960, 32512, 40640, 42799, 43136, 53920, 65024, 81280, 85598, 86272, 107840, 130048, 162560, 171196, 172544, 213995, 215680, 325120, 342392, 345088, 427990, 431360, 650240, 684784, 855980, 862720, 1369568, 1711960, 1725440, 2739136, 3423920, 5478272, 6847840, 10956544, 13695680, 21913088, 27391360, 43826176, 54782720, 109565440, 219130880]

約数ペア:

[(1, 219130880), (2, 109565440), (4, 54782720), (5, 43826176), (8, 27391360), (10, 21913088), (16, 13695680), (20, 10956544), (32, 6847840), (40, 5478272), (64, 3423920), (80, 2739136), (127, 1725440), (128, 1711960), (160, 1369568), (254, 862720), (256, 855980), (320, 684784), (337, 650240), (508, 431360), (512, 427990), (635, 345088), (640, 342392), (674, 325120), (1016, 215680), (1024, 213995), (1270, 172544), (1280, 171196), (1348, 162560), (1685, 130048), (2032, 107840), (2540, 86272), (2560, 85598), (2696, 81280), (3370, 65024), (4064, 53920), (5080, 43136), (5120, 42799), (5392, 40640), (6740, 32512), (8128, 26960), (10160, 21568), (10784, 20320), (13480, 16256)]