16586820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2143}}^1$

素因数の和:2201

約数の個数: 72

約数和(自身を含む): 51507456

約数和(自身を除く): 34920636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2143, 2580, 3870, 4286, 6429, 7740, 8572, 10715, 12858, 19287, 21430, 25716, 32145, 38574, 42860, 64290, 77148, 92149, 96435, 128580, 184298, 192870, 276447, 368596, 385740, 460745, 552894, 829341, 921490, 1105788, 1382235, 1658682, 1842980, 2764470, 3317364, 4146705, 5528940, 8293410, 16586820]

約数ペア:

[(1, 16586820), (2, 8293410), (3, 5528940), (4, 4146705), (5, 3317364), (6, 2764470), (9, 1842980), (10, 1658682), (12, 1382235), (15, 1105788), (18, 921490), (20, 829341), (30, 552894), (36, 460745), (43, 385740), (45, 368596), (60, 276447), (86, 192870), (90, 184298), (129, 128580), (172, 96435), (180, 92149), (215, 77148), (258, 64290), (387, 42860), (430, 38574), (516, 32145), (645, 25716), (774, 21430), (860, 19287), (1290, 12858), (1548, 10715), (1935, 8572), (2143, 7740), (2580, 6429), (3870, 4286)]