215701884

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{673}}^1$

素因数の和:1019

約数の個数: 72

約数和(自身を含む): 566726160

約数和(自身を除く): 351024276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 307, 348, 522, 614, 673, 921, 1044, 1228, 1346, 1842, 2019, 2692, 2763, 3684, 4038, 5526, 6057, 8076, 8903, 11052, 12114, 17806, 19517, 24228, 26709, 35612, 39034, 53418, 58551, 78068, 80127, 106836, 117102, 160254, 175653, 206611, 234204, 320508, 351306, 413222, 619833, 702612, 826444, 1239666, 1859499, 2479332, 3718998, 5991719, 7437996, 11983438, 17975157, 23966876, 35950314, 53925471, 71900628, 107850942, 215701884]

約数ペア:

[(1, 215701884), (2, 107850942), (3, 71900628), (4, 53925471), (6, 35950314), (9, 23966876), (12, 17975157), (18, 11983438), (29, 7437996), (36, 5991719), (58, 3718998), (87, 2479332), (116, 1859499), (174, 1239666), (261, 826444), (307, 702612), (348, 619833), (522, 413222), (614, 351306), (673, 320508), (921, 234204), (1044, 206611), (1228, 175653), (1346, 160254), (1842, 117102), (2019, 106836), (2692, 80127), (2763, 78068), (3684, 58551), (4038, 53418), (5526, 39034), (6057, 35612), (8076, 26709), (8903, 24228), (11052, 19517), (12114, 17806)]