242938260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{2099}}^1$

素因数の和:2757

約数の個数: 72

約数和(自身を含む): 738410400

約数和(自身を除く): 495472140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 643, 1286, 1929, 2099, 2572, 3215, 3858, 4198, 5787, 6297, 6430, 7716, 8396, 9645, 10495, 11574, 12594, 12860, 18891, 19290, 20990, 23148, 25188, 28935, 31485, 37782, 38580, 41980, 57870, 62970, 75564, 94455, 115740, 125940, 188910, 377820, 1349657, 2699314, 4048971, 5398628, 6748285, 8097942, 12146913, 13496570, 16195884, 20244855, 24293826, 26993140, 40489710, 48587652, 60734565, 80979420, 121469130, 242938260]

約数ペア:

[(1, 242938260), (2, 121469130), (3, 80979420), (4, 60734565), (5, 48587652), (6, 40489710), (9, 26993140), (10, 24293826), (12, 20244855), (15, 16195884), (18, 13496570), (20, 12146913), (30, 8097942), (36, 6748285), (45, 5398628), (60, 4048971), (90, 2699314), (180, 1349657), (643, 377820), (1286, 188910), (1929, 125940), (2099, 115740), (2572, 94455), (3215, 75564), (3858, 62970), (4198, 57870), (5787, 41980), (6297, 38580), (6430, 37782), (7716, 31485), (8396, 28935), (9645, 25188), (10495, 23148), (11574, 20990), (12594, 19290), (12860, 18891)]