210375040

素因数分解:

$2^7\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1721}}^1$

素因数の和:1931

約数の個数: 64

約数和(自身を含む): 505854720

約数和(自身を除く): 295479680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 191, 320, 382, 640, 764, 955, 1528, 1721, 1910, 3056, 3442, 3820, 6112, 6884, 7640, 8605, 12224, 13768, 15280, 17210, 24448, 27536, 30560, 34420, 55072, 61120, 68840, 110144, 122240, 137680, 220288, 275360, 328711, 550720, 657422, 1101440, 1314844, 1643555, 2629688, 3287110, 5259376, 6574220, 10518752, 13148440, 21037504, 26296880, 42075008, 52593760, 105187520, 210375040]

約数ペア:

[(1, 210375040), (2, 105187520), (4, 52593760), (5, 42075008), (8, 26296880), (10, 21037504), (16, 13148440), (20, 10518752), (32, 6574220), (40, 5259376), (64, 3287110), (80, 2629688), (128, 1643555), (160, 1314844), (191, 1101440), (320, 657422), (382, 550720), (640, 328711), (764, 275360), (955, 220288), (1528, 137680), (1721, 122240), (1910, 110144), (3056, 68840), (3442, 61120), (3820, 55072), (6112, 34420), (6884, 30560), (7640, 27536), (8605, 24448), (12224, 17210), (13768, 15280)]