208596240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{289717}}^1$

素因数の和:289736

約数の個数: 60

約数和(自身を含む): 700538124

約数和(自身を除く): 491941884

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 289717, 579434, 869151, 1158868, 1448585, 1738302, 2317736, 2607453, 2897170, 3476604, 4345755, 4635472, 5214906, 5794340, 6953208, 8691510, 10429812, 11588680, 13037265, 13906416, 17383020, 20859624, 23177360, 26074530, 34766040, 41719248, 52149060, 69532080, 104298120, 208596240]

約数ペア:

[(1, 208596240), (2, 104298120), (3, 69532080), (4, 52149060), (5, 41719248), (6, 34766040), (8, 26074530), (9, 23177360), (10, 20859624), (12, 17383020), (15, 13906416), (16, 13037265), (18, 11588680), (20, 10429812), (24, 8691510), (30, 6953208), (36, 5794340), (40, 5214906), (45, 4635472), (48, 4345755), (60, 3476604), (72, 2897170), (80, 2607453), (90, 2317736), (120, 1738302), (144, 1448585), (180, 1158868), (240, 869151), (360, 579434), (720, 289717)]