153343480

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{15907}}^1$

素因数の和:16159

約数の個数: 32

約数和(自身を含む): 346476240

約数和(自身を除く): 193132760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820, 9640, 15907, 31814, 63628, 79535, 127256, 159070, 318140, 636280, 3833587, 7667174, 15334348, 19167935, 30668696, 38335870, 76671740, 153343480]

約数ペア:

[(1, 153343480), (2, 76671740), (4, 38335870), (5, 30668696), (8, 19167935), (10, 15334348), (20, 7667174), (40, 3833587), (241, 636280), (482, 318140), (964, 159070), (1205, 127256), (1928, 79535), (2410, 63628), (4820, 31814), (9640, 15907)]