206820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{383}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 645120

約数和(自身を除く): 438300

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, 383, 540, 766, 1149, 1532, 1915, 2298, 3447, 3830, 4596, 5745, 6894, 7660, 10341, 11490, 13788, 17235, 20682, 22980, 34470, 41364, 51705, 68940, 103410, 206820]

約数ペア:

[(1, 206820), (2, 103410), (3, 68940), (4, 51705), (5, 41364), (6, 34470), (9, 22980), (10, 20682), (12, 17235), (15, 13788), (18, 11490), (20, 10341), (27, 7660), (30, 6894), (36, 5745), (45, 4596), (54, 3830), (60, 3447), (90, 2298), (108, 1915), (135, 1532), (180, 1149), (270, 766), (383, 540)]