8517180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{2897}}^1$

素因数の和:2923

約数の個数: 72

約数和(自身を含む): 27751248

約数和(自身を除く): 19234068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2897, 2940, 5794, 8691, 11588, 14485, 17382, 20279, 28970, 34764, 40558, 43455, 57940, 60837, 81116, 86910, 101395, 121674, 141953, 173820, 202790, 243348, 283906, 304185, 405580, 425859, 567812, 608370, 709765, 851718, 1216740, 1419530, 1703436, 2129295, 2839060, 4258590, 8517180]

約数ペア:

[(1, 8517180), (2, 4258590), (3, 2839060), (4, 2129295), (5, 1703436), (6, 1419530), (7, 1216740), (10, 851718), (12, 709765), (14, 608370), (15, 567812), (20, 425859), (21, 405580), (28, 304185), (30, 283906), (35, 243348), (42, 202790), (49, 173820), (60, 141953), (70, 121674), (84, 101395), (98, 86910), (105, 81116), (140, 60837), (147, 57940), (196, 43455), (210, 40558), (245, 34764), (294, 28970), (420, 20279), (490, 17382), (588, 14485), (735, 11588), (980, 8691), (1470, 5794), (2897, 2940)]