215457280

素因数分解:

$2^9\times 5^1\times {\mathrm{84163}}^1$

素因数の和:84186

約数の個数: 40

約数和(自身を含む): 516598632

約数和(自身を除く): 301141352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 84163, 168326, 336652, 420815, 673304, 841630, 1346608, 1683260, 2693216, 3366520, 5386432, 6733040, 10772864, 13466080, 21545728, 26932160, 43091456, 53864320, 107728640, 215457280]

約数ペア:

[(1, 215457280), (2, 107728640), (4, 53864320), (5, 43091456), (8, 26932160), (10, 21545728), (16, 13466080), (20, 10772864), (32, 6733040), (40, 5386432), (64, 3366520), (80, 2693216), (128, 1683260), (160, 1346608), (256, 841630), (320, 673304), (512, 420815), (640, 336652), (1280, 168326), (2560, 84163)]