291224740

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{1153}}^1$

素因数の和:1408

約数の個数: 48

約数和(自身を含む): 624073968

約数和(自身を除く): 332849228

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 173, 292, 346, 365, 692, 730, 865, 1153, 1460, 1730, 2306, 3460, 4612, 5765, 11530, 12629, 23060, 25258, 50516, 63145, 84169, 126290, 168338, 199469, 252580, 336676, 398938, 420845, 797876, 841690, 997345, 1683380, 1994690, 3989380, 14561237, 29122474, 58244948, 72806185, 145612370, 291224740]

約数ペア:

[(1, 291224740), (2, 145612370), (4, 72806185), (5, 58244948), (10, 29122474), (20, 14561237), (73, 3989380), (146, 1994690), (173, 1683380), (292, 997345), (346, 841690), (365, 797876), (692, 420845), (730, 398938), (865, 336676), (1153, 252580), (1460, 199469), (1730, 168338), (2306, 126290), (3460, 84169), (4612, 63145), (5765, 50516), (11530, 25258), (12629, 23060)]