211481880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{17449}}^1$

素因数の和:17564

約数の個数: 64

約数和(自身を含む): 640764000

約数和(自身を除く): 429282120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 202, 303, 404, 505, 606, 808, 1010, 1212, 1515, 2020, 2424, 3030, 4040, 6060, 12120, 17449, 34898, 52347, 69796, 87245, 104694, 139592, 174490, 209388, 261735, 348980, 418776, 523470, 697960, 1046940, 1762349, 2093880, 3524698, 5287047, 7049396, 8811745, 10574094, 14098792, 17623490, 21148188, 26435235, 35246980, 42296376, 52870470, 70493960, 105740940, 211481880]

約数ペア:

[(1, 211481880), (2, 105740940), (3, 70493960), (4, 52870470), (5, 42296376), (6, 35246980), (8, 26435235), (10, 21148188), (12, 17623490), (15, 14098792), (20, 10574094), (24, 8811745), (30, 7049396), (40, 5287047), (60, 3524698), (101, 2093880), (120, 1762349), (202, 1046940), (303, 697960), (404, 523470), (505, 418776), (606, 348980), (808, 261735), (1010, 209388), (1212, 174490), (1515, 139592), (2020, 104694), (2424, 87245), (3030, 69796), (4040, 52347), (6060, 34898), (12120, 17449)]