180561105

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{1667}}^1$

素因数の和:1790

約数の個数: 48

約数和(自身を含む): 327862080

約数和(自身を除く): 147300975

約数列:

[1, 3, 5, 9, 15, 29, 45, 83, 87, 145, 249, 261, 415, 435, 747, 1245, 1305, 1667, 2407, 3735, 5001, 7221, 8335, 12035, 15003, 21663, 25005, 36105, 48343, 75015, 108315, 138361, 145029, 241715, 415083, 435087, 691805, 725145, 1245249, 2075415, 2175435, 4012469, 6226245, 12037407, 20062345, 36112221, 60187035, 180561105]

約数ペア:

[(1, 180561105), (3, 60187035), (5, 36112221), (9, 20062345), (15, 12037407), (29, 6226245), (45, 4012469), (83, 2175435), (87, 2075415), (145, 1245249), (249, 725145), (261, 691805), (415, 435087), (435, 415083), (747, 241715), (1245, 145029), (1305, 138361), (1667, 108315), (2407, 75015), (3735, 48343), (5001, 36105), (7221, 25005), (8335, 21663), (12035, 15003)]