161889660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{899387}}^1$

素因数の和:899402

約数の個数: 36

約数和(自身を含む): 491065848

約数和(自身を除く): 329176188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 899387, 1798774, 2698161, 3597548, 4496935, 5396322, 8094483, 8993870, 10792644, 13490805, 16188966, 17987740, 26981610, 32377932, 40472415, 53963220, 80944830, 161889660]

約数ペア:

[(1, 161889660), (2, 80944830), (3, 53963220), (4, 40472415), (5, 32377932), (6, 26981610), (9, 17987740), (10, 16188966), (12, 13490805), (15, 10792644), (18, 8993870), (20, 8094483), (30, 5396322), (36, 4496935), (45, 3597548), (60, 2698161), (90, 1798774), (180, 899387)]