488781660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{280909}}^1$

素因数の和:280950

約数の個数: 48

約数和(自身を含む): 1415786400

約数和(自身を除く): 927004740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 280909, 561818, 842727, 1123636, 1404545, 1685454, 2809090, 3370908, 4213635, 5618180, 8146361, 8427270, 16292722, 16854540, 24439083, 32585444, 40731805, 48878166, 81463610, 97756332, 122195415, 162927220, 244390830, 488781660]

約数ペア:

[(1, 488781660), (2, 244390830), (3, 162927220), (4, 122195415), (5, 97756332), (6, 81463610), (10, 48878166), (12, 40731805), (15, 32585444), (20, 24439083), (29, 16854540), (30, 16292722), (58, 8427270), (60, 8146361), (87, 5618180), (116, 4213635), (145, 3370908), (174, 2809090), (290, 1685454), (348, 1404545), (435, 1123636), (580, 842727), (870, 561818), (1740, 280909)]