90942012

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{509}}^1\times {\mathrm{709}}^1$

素因数の和:1235

約数の個数: 72

約数和(自身を含む): 263608800

約数和(自身を除く): 172666788

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 509, 709, 1018, 1418, 1527, 2036, 2127, 2836, 3054, 3563, 4254, 4581, 4963, 6108, 6381, 7126, 8508, 9162, 9926, 10689, 12762, 14252, 14889, 18324, 19852, 21378, 25524, 29778, 32067, 42756, 44667, 59556, 64134, 89334, 128268, 178668, 360881, 721762, 1082643, 1443524, 2165286, 2526167, 3247929, 4330572, 5052334, 6495858, 7578501, 10104668, 12991716, 15157002, 22735503, 30314004, 45471006, 90942012]

約数ペア:

[(1, 90942012), (2, 45471006), (3, 30314004), (4, 22735503), (6, 15157002), (7, 12991716), (9, 10104668), (12, 7578501), (14, 6495858), (18, 5052334), (21, 4330572), (28, 3247929), (36, 2526167), (42, 2165286), (63, 1443524), (84, 1082643), (126, 721762), (252, 360881), (509, 178668), (709, 128268), (1018, 89334), (1418, 64134), (1527, 59556), (2036, 44667), (2127, 42756), (2836, 32067), (3054, 29778), (3563, 25524), (4254, 21378), (4581, 19852), (4963, 18324), (6108, 14889), (6381, 14252), (7126, 12762), (8508, 10689), (9162, 9926)]