30306142

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:268

約数の個数: 32

約数和(自身を含む): 48612960

約数和(自身を除く): 18306818

約数列:

[1, 2, 43, 53, 61, 86, 106, 109, 122, 218, 2279, 2623, 3233, 4558, 4687, 5246, 5777, 6466, 6649, 9374, 11554, 13298, 139019, 248411, 278038, 285907, 352397, 496822, 571814, 704794, 15153071, 30306142]

約数ペア:

[(1, 30306142), (2, 15153071), (43, 704794), (53, 571814), (61, 496822), (86, 352397), (106, 285907), (109, 278038), (122, 248411), (218, 139019), (2279, 13298), (2623, 11554), (3233, 9374), (4558, 6649), (4687, 6466), (5246, 5777)]