67788280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{242101}}^1$

素因数の和:242119

約数の個数: 32

約数和(自身を含む): 174313440

約数和(自身を除く): 106525160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 242101, 484202, 968404, 1210505, 1694707, 1936808, 2421010, 3389414, 4842020, 6778828, 8473535, 9684040, 13557656, 16947070, 33894140, 67788280]

約数ペア:

[(1, 67788280), (2, 33894140), (4, 16947070), (5, 13557656), (7, 9684040), (8, 8473535), (10, 6778828), (14, 4842020), (20, 3389414), (28, 2421010), (35, 1936808), (40, 1694707), (56, 1210505), (70, 968404), (140, 484202), (280, 242101)]