81591480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{226643}}^1$

素因数の和:226660

約数の個数: 48

約数和(自身を含む): 265173480

約数和(自身を除く): 183582000

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, 226643, 453286, 679929, 906572, 1133215, 1359858, 1813144, 2039787, 2266430, 2719716, 3399645, 4079574, 4532860, 5439432, 6799290, 8159148, 9065720, 10198935, 13598580, 16318296, 20397870, 27197160, 40795740, 81591480]

約数ペア:

[(1, 81591480), (2, 40795740), (3, 27197160), (4, 20397870), (5, 16318296), (6, 13598580), (8, 10198935), (9, 9065720), (10, 8159148), (12, 6799290), (15, 5439432), (18, 4532860), (20, 4079574), (24, 3399645), (30, 2719716), (36, 2266430), (40, 2039787), (45, 1813144), (60, 1359858), (72, 1133215), (90, 906572), (120, 679929), (180, 453286), (360, 226643)]