220279320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{611887}}^1$

素因数の和:611904

約数の個数: 48

約数和(自身を含む): 715908960

約数和(自身を除く): 495629640

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, 611887, 1223774, 1835661, 2447548, 3059435, 3671322, 4895096, 5506983, 6118870, 7342644, 9178305, 11013966, 12237740, 14685288, 18356610, 22027932, 24475480, 27534915, 36713220, 44055864, 55069830, 73426440, 110139660, 220279320]

約数ペア:

[(1, 220279320), (2, 110139660), (3, 73426440), (4, 55069830), (5, 44055864), (6, 36713220), (8, 27534915), (9, 24475480), (10, 22027932), (12, 18356610), (15, 14685288), (18, 12237740), (20, 11013966), (24, 9178305), (30, 7342644), (36, 6118870), (40, 5506983), (45, 4895096), (60, 3671322), (72, 3059435), (90, 2447548), (120, 1835661), (180, 1223774), (360, 611887)]