120720248

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{311}}^1\times {\mathrm{401}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 250220880

約数和(自身を除く): 129500632

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 311, 401, 484, 622, 802, 968, 1244, 1604, 2488, 3208, 3421, 4411, 6842, 8822, 13684, 17644, 27368, 35288, 37631, 48521, 75262, 97042, 124711, 150524, 194084, 249422, 301048, 388168, 498844, 997688, 1371821, 2743642, 5487284, 10974568, 15090031, 30180062, 60360124, 120720248]

約数ペア:

[(1, 120720248), (2, 60360124), (4, 30180062), (8, 15090031), (11, 10974568), (22, 5487284), (44, 2743642), (88, 1371821), (121, 997688), (242, 498844), (311, 388168), (401, 301048), (484, 249422), (622, 194084), (802, 150524), (968, 124711), (1244, 97042), (1604, 75262), (2488, 48521), (3208, 37631), (3421, 35288), (4411, 27368), (6842, 17644), (8822, 13684)]