156921320

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{135277}}^1$

素因数の和:135317

約数の個数: 32

約数和(自身を含む): 365250600

約数和(自身を除く): 208329280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 135277, 270554, 541108, 676385, 1082216, 1352770, 2705540, 3923033, 5411080, 7846066, 15692132, 19615165, 31384264, 39230330, 78460660, 156921320]

約数ペア:

[(1, 156921320), (2, 78460660), (4, 39230330), (5, 31384264), (8, 19615165), (10, 15692132), (20, 7846066), (29, 5411080), (40, 3923033), (58, 2705540), (116, 1352770), (145, 1082216), (232, 676385), (290, 541108), (580, 270554), (1160, 135277)]