208590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:436

約数の個数: 32

約数和(自身を含む): 531360

約数和(自身を除く): 322770

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 409, 510, 818, 1227, 2045, 2454, 4090, 6135, 6953, 12270, 13906, 20859, 34765, 41718, 69530, 104295, 208590]

約数ペア:

[(1, 208590), (2, 104295), (3, 69530), (5, 41718), (6, 34765), (10, 20859), (15, 13906), (17, 12270), (30, 6953), (34, 6135), (51, 4090), (85, 2454), (102, 2045), (170, 1227), (255, 818), (409, 510)]