999015080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{75913}}^1$

素因数の和:75978

約数の個数: 64

約数和(自身を含む): 2623587840

約数和(自身を除く): 1624572760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2632, 3290, 6580, 13160, 75913, 151826, 303652, 379565, 531391, 607304, 759130, 1062782, 1518260, 2125564, 2656955, 3036520, 3567911, 4251128, 5313910, 7135822, 10627820, 14271644, 17839555, 21255640, 24975377, 28543288, 35679110, 49950754, 71358220, 99901508, 124876885, 142716440, 199803016, 249753770, 499507540, 999015080]

約数ペア:

[(1, 999015080), (2, 499507540), (4, 249753770), (5, 199803016), (7, 142716440), (8, 124876885), (10, 99901508), (14, 71358220), (20, 49950754), (28, 35679110), (35, 28543288), (40, 24975377), (47, 21255640), (56, 17839555), (70, 14271644), (94, 10627820), (140, 7135822), (188, 5313910), (235, 4251128), (280, 3567911), (329, 3036520), (376, 2656955), (470, 2125564), (658, 1518260), (940, 1062782), (1316, 759130), (1645, 607304), (1880, 531391), (2632, 379565), (3290, 303652), (6580, 151826), (13160, 75913)]