207849780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{384907}}^1$

素因数の和:384925

約数の個数: 48

約数和(自身を含む): 646645440

約数和(自身を除く): 438795660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 384907, 769814, 1154721, 1539628, 1924535, 2309442, 3464163, 3849070, 4618884, 5773605, 6928326, 7698140, 10392489, 11547210, 13856652, 17320815, 20784978, 23094420, 34641630, 41569956, 51962445, 69283260, 103924890, 207849780]

約数ペア:

[(1, 207849780), (2, 103924890), (3, 69283260), (4, 51962445), (5, 41569956), (6, 34641630), (9, 23094420), (10, 20784978), (12, 17320815), (15, 13856652), (18, 11547210), (20, 10392489), (27, 7698140), (30, 6928326), (36, 5773605), (45, 4618884), (54, 3849070), (60, 3464163), (90, 2309442), (108, 1924535), (135, 1539628), (180, 1154721), (270, 769814), (540, 384907)]