30120738

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{193}}^1$

素因数の和:291

約数の個数: 48

約数和(自身を含む): 65509920

約数和(自身を除く): 35389182

約数列:

[1, 2, 3, 6, 19, 37, 38, 57, 74, 111, 114, 193, 222, 386, 579, 703, 1158, 1369, 1406, 2109, 2738, 3667, 4107, 4218, 7141, 7334, 8214, 11001, 14282, 21423, 22002, 26011, 42846, 52022, 78033, 135679, 156066, 264217, 271358, 407037, 528434, 792651, 814074, 1585302, 5020123, 10040246, 15060369, 30120738]

約数ペア:

[(1, 30120738), (2, 15060369), (3, 10040246), (6, 5020123), (19, 1585302), (37, 814074), (38, 792651), (57, 528434), (74, 407037), (111, 271358), (114, 264217), (193, 156066), (222, 135679), (386, 78033), (579, 52022), (703, 42846), (1158, 26011), (1369, 22002), (1406, 21423), (2109, 14282), (2738, 11001), (3667, 8214), (4107, 7334), (4218, 7141)]