155890448

素因数分解:

$2^4\times 7^1\times {\mathrm{353}}^1\times {\mathrm{3943}}^1$

素因数の和:4311

約数の個数: 40

約数和(自身を含む): 346251648

約数和(自身を除く): 190361200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 353, 706, 1412, 2471, 2824, 3943, 4942, 5648, 7886, 9884, 15772, 19768, 27601, 31544, 39536, 55202, 63088, 110404, 220808, 441616, 1391879, 2783758, 5567516, 9743153, 11135032, 19486306, 22270064, 38972612, 77945224, 155890448]

約数ペア:

[(1, 155890448), (2, 77945224), (4, 38972612), (7, 22270064), (8, 19486306), (14, 11135032), (16, 9743153), (28, 5567516), (56, 2783758), (112, 1391879), (353, 441616), (706, 220808), (1412, 110404), (2471, 63088), (2824, 55202), (3943, 39536), (4942, 31544), (5648, 27601), (7886, 19768), (9884, 15772)]