211043280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{125621}}^1$

素因数の和:125644

約数の個数: 80

約数和(自身を含む): 747702144

約数和(自身を除く): 536658864

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 125621, 251242, 376863, 502484, 628105, 753726, 879347, 1004968, 1256210, 1507452, 1758694, 1884315, 2009936, 2512420, 2638041, 3014904, 3517388, 3768630, 4396735, 5024840, 5276082, 6029808, 7034776, 7537260, 8793470, 10049680, 10552164, 13190205, 14069552, 15074520, 17586940, 21104328, 26380410, 30149040, 35173880, 42208656, 52760820, 70347760, 105521640, 211043280]

約数ペア:

[(1, 211043280), (2, 105521640), (3, 70347760), (4, 52760820), (5, 42208656), (6, 35173880), (7, 30149040), (8, 26380410), (10, 21104328), (12, 17586940), (14, 15074520), (15, 14069552), (16, 13190205), (20, 10552164), (21, 10049680), (24, 8793470), (28, 7537260), (30, 7034776), (35, 6029808), (40, 5276082), (42, 5024840), (48, 4396735), (56, 3768630), (60, 3517388), (70, 3014904), (80, 2638041), (84, 2512420), (105, 2009936), (112, 1884315), (120, 1758694), (140, 1507452), (168, 1256210), (210, 1004968), (240, 879347), (280, 753726), (336, 628105), (420, 502484), (560, 376863), (840, 251242), (1680, 125621)]