210292280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{11657}}^1$

素因数の和:11720

約数の個数: 64

約数和(自身を含む): 528806880

約数和(自身を除く): 318514600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 4510, 9020, 11657, 18040, 23314, 46628, 58285, 93256, 116570, 128227, 233140, 256454, 466280, 477937, 512908, 641135, 955874, 1025816, 1282270, 1911748, 2389685, 2564540, 3823496, 4779370, 5129080, 5257307, 9558740, 10514614, 19117480, 21029228, 26286535, 42058456, 52573070, 105146140, 210292280]

約数ペア:

[(1, 210292280), (2, 105146140), (4, 52573070), (5, 42058456), (8, 26286535), (10, 21029228), (11, 19117480), (20, 10514614), (22, 9558740), (40, 5257307), (41, 5129080), (44, 4779370), (55, 3823496), (82, 2564540), (88, 2389685), (110, 1911748), (164, 1282270), (205, 1025816), (220, 955874), (328, 641135), (410, 512908), (440, 477937), (451, 466280), (820, 256454), (902, 233140), (1640, 128227), (1804, 116570), (2255, 93256), (3608, 58285), (4510, 46628), (9020, 23314), (11657, 18040)]