30990756

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{313}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 74837504

約数和(自身を除く): 43846748

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 223, 313, 444, 446, 626, 669, 892, 939, 1252, 1338, 1878, 2676, 3756, 8251, 11581, 16502, 23162, 24753, 33004, 34743, 46324, 49506, 69486, 69799, 99012, 138972, 139598, 209397, 279196, 418794, 837588, 2582563, 5165126, 7747689, 10330252, 15495378, 30990756]

約数ペア:

[(1, 30990756), (2, 15495378), (3, 10330252), (4, 7747689), (6, 5165126), (12, 2582563), (37, 837588), (74, 418794), (111, 279196), (148, 209397), (222, 139598), (223, 138972), (313, 99012), (444, 69799), (446, 69486), (626, 49506), (669, 46324), (892, 34743), (939, 33004), (1252, 24753), (1338, 23162), (1878, 16502), (2676, 11581), (3756, 8251)]