128285080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41651}}^1$

素因数の和:41680

約数の個数: 64

約数和(自身を含む): 359873280

約数和(自身を除く): 231588200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 41651, 83302, 166604, 208255, 291557, 333208, 416510, 458161, 583114, 833020, 916322, 1166228, 1457785, 1666040, 1832644, 2290805, 2332456, 2915570, 3207127, 3665288, 4581610, 5831140, 6414254, 9163220, 11662280, 12828508, 16035635, 18326440, 25657016, 32071270, 64142540, 128285080]

約数ペア:

[(1, 128285080), (2, 64142540), (4, 32071270), (5, 25657016), (7, 18326440), (8, 16035635), (10, 12828508), (11, 11662280), (14, 9163220), (20, 6414254), (22, 5831140), (28, 4581610), (35, 3665288), (40, 3207127), (44, 2915570), (55, 2332456), (56, 2290805), (70, 1832644), (77, 1666040), (88, 1457785), (110, 1166228), (140, 916322), (154, 833020), (220, 583114), (280, 458161), (308, 416510), (385, 333208), (440, 291557), (616, 208255), (770, 166604), (1540, 83302), (3080, 41651)]