257970448

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{1933}}^1$

素因数の和:2399

約数の個数: 40

約数和(自身を含む): 527595200

約数和(自身を除く): 269624752

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 439, 878, 1756, 1933, 3512, 3866, 7024, 7732, 8341, 15464, 16682, 30928, 33364, 36727, 66728, 73454, 133456, 146908, 293816, 587632, 848587, 1697174, 3394348, 6788696, 13577392, 16123153, 32246306, 64492612, 128985224, 257970448]

約数ペア:

[(1, 257970448), (2, 128985224), (4, 64492612), (8, 32246306), (16, 16123153), (19, 13577392), (38, 6788696), (76, 3394348), (152, 1697174), (304, 848587), (439, 587632), (878, 293816), (1756, 146908), (1933, 133456), (3512, 73454), (3866, 66728), (7024, 36727), (7732, 33364), (8341, 30928), (15464, 16682)]