290830.00000000

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{443}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 191514960

約数和(自身を除く): 118903716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 157, 174, 261, 314, 348, 443, 471, 522, 628, 886, 942, 1044, 1329, 1413, 1772, 1884, 2658, 2826, 3987, 4553, 5316, 5652, 7974, 9106, 12847, 13659, 15948, 18212, 25694, 27318, 38541, 40977, 51388, 54636, 69551, 77082, 81954, 115623, 139102, 154164, 163908, 208653, 231246, 278204, 417306, 462492, 625959, 834612, 1251918, 2016979, 2503836, 4033958, 6050937, 8067916, 12101874, 18152811, 24203748, 36305622, 72611244]

約数ペア:

[(1, 72611244), (2, 36305622), (3, 24203748), (4, 18152811), (6, 12101874), (9, 8067916), (12, 6050937), (18, 4033958), (29, 2503836), (36, 2016979), (58, 1251918), (87, 834612), (116, 625959), (157, 462492), (174, 417306), (261, 278204), (314, 231246), (348, 208653), (443, 163908), (471, 154164), (522, 139102), (628, 115623), (886, 81954), (942, 77082), (1044, 69551), (1329, 54636), (1413, 51388), (1772, 40977), (1884, 38541), (2658, 27318), (2826, 25694), (3987, 18212), (4553, 15948), (5316, 13659), (5652, 12847), (7974, 9106)]