90475740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{502643}}^1$

素因数の和:502658

約数の個数: 36

約数和(自身を含む): 274443624

約数和(自身を除く): 183967884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 502643, 1005286, 1507929, 2010572, 2513215, 3015858, 4523787, 5026430, 6031716, 7539645, 9047574, 10052860, 15079290, 18095148, 22618935, 30158580, 45237870, 90475740]

約数ペア:

[(1, 90475740), (2, 45237870), (3, 30158580), (4, 22618935), (5, 18095148), (6, 15079290), (9, 10052860), (10, 9047574), (12, 7539645), (15, 6031716), (18, 5026430), (20, 4523787), (30, 3015858), (36, 2513215), (45, 2010572), (60, 1507929), (90, 1005286), (180, 502643)]