171979380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{955441}}^1$

素因数の和:955456

約数の個数: 36

約数和(自身を含む): 521671332

約数和(自身を除く): 349691952

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 955441, 1910882, 2866323, 3821764, 4777205, 5732646, 8598969, 9554410, 11465292, 14331615, 17197938, 19108820, 28663230, 34395876, 42994845, 57326460, 85989690, 171979380]

約数ペア:

[(1, 171979380), (2, 85989690), (3, 57326460), (4, 42994845), (5, 34395876), (6, 28663230), (9, 19108820), (10, 17197938), (12, 14331615), (15, 11465292), (18, 9554410), (20, 8598969), (30, 5732646), (36, 4777205), (45, 3821764), (60, 2866323), (90, 1910882), (180, 955441)]