215871200

素因数分解:

$2^5\times 5^2\times {\mathrm{149}}^1\times {\mathrm{1811}}^1$

素因数の和:1980

約数の個数: 72

約数和(自身を含む): 530825400

約数和(自身を除く): 314954200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 149, 160, 200, 298, 400, 596, 745, 800, 1192, 1490, 1811, 2384, 2980, 3622, 3725, 4768, 5960, 7244, 7450, 9055, 11920, 14488, 14900, 18110, 23840, 28976, 29800, 36220, 45275, 57952, 59600, 72440, 90550, 119200, 144880, 181100, 269839, 289760, 362200, 539678, 724400, 1079356, 1349195, 1448800, 2158712, 2698390, 4317424, 5396780, 6745975, 8634848, 10793560, 13491950, 21587120, 26983900, 43174240, 53967800, 107935600, 215871200]

約数ペア:

[(1, 215871200), (2, 107935600), (4, 53967800), (5, 43174240), (8, 26983900), (10, 21587120), (16, 13491950), (20, 10793560), (25, 8634848), (32, 6745975), (40, 5396780), (50, 4317424), (80, 2698390), (100, 2158712), (149, 1448800), (160, 1349195), (200, 1079356), (298, 724400), (400, 539678), (596, 362200), (745, 289760), (800, 269839), (1192, 181100), (1490, 144880), (1811, 119200), (2384, 90550), (2980, 72440), (3622, 59600), (3725, 57952), (4768, 45275), (5960, 36220), (7244, 29800), (7450, 28976), (9055, 23840), (11920, 18110), (14488, 14900)]