678718980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{1256887}}^1$

素因数の和:1256905

約数の個数: 48

約数和(自身を含む): 2111571840

約数和(自身を除く): 1432852860

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, 1256887, 2513774, 3770661, 5027548, 6284435, 7541322, 11311983, 12568870, 15082644, 18853305, 22623966, 25137740, 33935949, 37706610, 45247932, 56559915, 67871898, 75413220, 113119830, 135743796, 169679745, 226239660, 339359490, 678718980]

約数ペア:

[(1, 678718980), (2, 339359490), (3, 226239660), (4, 169679745), (5, 135743796), (6, 113119830), (9, 75413220), (10, 67871898), (12, 56559915), (15, 45247932), (18, 37706610), (20, 33935949), (27, 25137740), (30, 22623966), (36, 18853305), (45, 15082644), (54, 12568870), (60, 11311983), (90, 7541322), (108, 6284435), (135, 5027548), (180, 3770661), (270, 2513774), (540, 1256887)]