214961880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{255907}}^1$

素因数の和:255928

約数の個数: 64

約数和(自身を含む): 737015040

約数和(自身を除く): 522053160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 255907, 511814, 767721, 1023628, 1279535, 1535442, 1791349, 2047256, 2559070, 3070884, 3582698, 3838605, 5118140, 5374047, 6141768, 7165396, 7677210, 8956745, 10236280, 10748094, 14330792, 15354420, 17913490, 21496188, 26870235, 30708840, 35826980, 42992376, 53740470, 71653960, 107480940, 214961880]

約数ペア:

[(1, 214961880), (2, 107480940), (3, 71653960), (4, 53740470), (5, 42992376), (6, 35826980), (7, 30708840), (8, 26870235), (10, 21496188), (12, 17913490), (14, 15354420), (15, 14330792), (20, 10748094), (21, 10236280), (24, 8956745), (28, 7677210), (30, 7165396), (35, 6141768), (40, 5374047), (42, 5118140), (56, 3838605), (60, 3582698), (70, 3070884), (84, 2559070), (105, 2047256), (120, 1791349), (140, 1535442), (168, 1279535), (210, 1023628), (280, 767721), (420, 511814), (840, 255907)]