127996020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{711089}}^1$

素因数の和:711104

約数の個数: 36

約数和(自身を含む): 388255140

約数和(自身を除く): 260259120

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 711089, 1422178, 2133267, 2844356, 3555445, 4266534, 6399801, 7110890, 8533068, 10666335, 12799602, 14221780, 21332670, 25599204, 31999005, 42665340, 63998010, 127996020]

約数ペア:

[(1, 127996020), (2, 63998010), (3, 42665340), (4, 31999005), (5, 25599204), (6, 21332670), (9, 14221780), (10, 12799602), (12, 10666335), (15, 8533068), (18, 7110890), (20, 6399801), (30, 4266534), (36, 3555445), (45, 2844356), (60, 2133267), (90, 1422178), (180, 711089)]