243382160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{434611}}^1$

素因数の和:434631

約数の個数: 40

約数和(自身を含む): 646702656

約数和(自身を除く): 403320496

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 434611, 869222, 1738444, 2173055, 3042277, 3476888, 4346110, 6084554, 6953776, 8692220, 12169108, 15211385, 17384440, 24338216, 30422770, 34768880, 48676432, 60845540, 121691080, 243382160]

約数ペア:

[(1, 243382160), (2, 121691080), (4, 60845540), (5, 48676432), (7, 34768880), (8, 30422770), (10, 24338216), (14, 17384440), (16, 15211385), (20, 12169108), (28, 8692220), (35, 6953776), (40, 6084554), (56, 4346110), (70, 3476888), (80, 3042277), (112, 2173055), (140, 1738444), (280, 869222), (560, 434611)]