28311480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{78643}}^1$

素因数の和:78660

約数の個数: 48

約数和(自身を含む): 92013480

約数和(自身を除く): 63702000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 78643, 157286, 235929, 314572, 393215, 471858, 629144, 707787, 786430, 943716, 1179645, 1415574, 1572860, 1887432, 2359290, 2831148, 3145720, 3538935, 4718580, 5662296, 7077870, 9437160, 14155740, 28311480]

約数ペア:

[(1, 28311480), (2, 14155740), (3, 9437160), (4, 7077870), (5, 5662296), (6, 4718580), (8, 3538935), (9, 3145720), (10, 2831148), (12, 2359290), (15, 1887432), (18, 1572860), (20, 1415574), (24, 1179645), (30, 943716), (36, 786430), (40, 707787), (45, 629144), (60, 471858), (72, 393215), (90, 314572), (120, 235929), (180, 157286), (360, 78643)]