210621880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{5923}}^1$

素因数の和:6068

約数の個数: 64

約数和(自身を含む): 545955840

約数和(自身を除く): 335333960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 140, 254, 280, 508, 635, 889, 1016, 1270, 1778, 2540, 3556, 4445, 5080, 5923, 7112, 8890, 11846, 17780, 23692, 29615, 35560, 41461, 47384, 59230, 82922, 118460, 165844, 207305, 236920, 331688, 414610, 752221, 829220, 1504442, 1658440, 3008884, 3761105, 5265547, 6017768, 7522210, 10531094, 15044420, 21062188, 26327735, 30088840, 42124376, 52655470, 105310940, 210621880]

約数ペア:

[(1, 210621880), (2, 105310940), (4, 52655470), (5, 42124376), (7, 30088840), (8, 26327735), (10, 21062188), (14, 15044420), (20, 10531094), (28, 7522210), (35, 6017768), (40, 5265547), (56, 3761105), (70, 3008884), (127, 1658440), (140, 1504442), (254, 829220), (280, 752221), (508, 414610), (635, 331688), (889, 236920), (1016, 207305), (1270, 165844), (1778, 118460), (2540, 82922), (3556, 59230), (4445, 47384), (5080, 41461), (5923, 35560), (7112, 29615), (8890, 23692), (11846, 17780)]