81125640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{225349}}^1$

素因数の和:225366

約数の個数: 48

約数和(自身を含む): 263659500

約数和(自身を除く): 182533860

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, 225349, 450698, 676047, 901396, 1126745, 1352094, 1802792, 2028141, 2253490, 2704188, 3380235, 4056282, 4506980, 5408376, 6760470, 8112564, 9013960, 10140705, 13520940, 16225128, 20281410, 27041880, 40562820, 81125640]

約数ペア:

[(1, 81125640), (2, 40562820), (3, 27041880), (4, 20281410), (5, 16225128), (6, 13520940), (8, 10140705), (9, 9013960), (10, 8112564), (12, 6760470), (15, 5408376), (18, 4506980), (20, 4056282), (24, 3380235), (30, 2704188), (36, 2253490), (40, 2028141), (45, 1802792), (60, 1352094), (72, 1126745), (90, 901396), (120, 676047), (180, 450698), (360, 225349)]