31380264

素因数分解:

$2^3\times 3^3\times {\mathrm{131}}^1\times {\mathrm{1109}}^1$

素因数の和:1255

約数の個数: 64

約数和(自身を含む): 87912000

約数和(自身を除く): 56531736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 131, 216, 262, 393, 524, 786, 1048, 1109, 1179, 1572, 2218, 2358, 3144, 3327, 3537, 4436, 4716, 6654, 7074, 8872, 9432, 9981, 13308, 14148, 19962, 26616, 28296, 29943, 39924, 59886, 79848, 119772, 145279, 239544, 290558, 435837, 581116, 871674, 1162232, 1307511, 1743348, 2615022, 3486696, 3922533, 5230044, 7845066, 10460088, 15690132, 31380264]

約数ペア:

[(1, 31380264), (2, 15690132), (3, 10460088), (4, 7845066), (6, 5230044), (8, 3922533), (9, 3486696), (12, 2615022), (18, 1743348), (24, 1307511), (27, 1162232), (36, 871674), (54, 581116), (72, 435837), (108, 290558), (131, 239544), (216, 145279), (262, 119772), (393, 79848), (524, 59886), (786, 39924), (1048, 29943), (1109, 28296), (1179, 26616), (1572, 19962), (2218, 14148), (2358, 13308), (3144, 9981), (3327, 9432), (3537, 8872), (4436, 7074), (4716, 6654)]