30245397

素因数分解:

$3^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:80

約数の個数: 80

約数和(自身を含む): 56468160

約数和(自身を除く): 26222763

約数列:

[1, 3, 7, 13, 17, 19, 21, 39, 49, 51, 57, 91, 119, 133, 147, 221, 247, 273, 323, 343, 357, 399, 637, 663, 741, 833, 931, 969, 1029, 1547, 1729, 1911, 2261, 2401, 2499, 2793, 4199, 4459, 4641, 5187, 5831, 6517, 6783, 7203, 10829, 12103, 12597, 13377, 15827, 17493, 19551, 29393, 31213, 32487, 36309, 40817, 45619, 47481, 75803, 84721, 88179, 93639, 110789, 122451, 136857, 205751, 227409, 254163, 332367, 530621, 593047, 617253, 775523, 1440257, 1591863, 1779141, 2326569, 4320771, 10081799, 30245397]

約数ペア:

[(1, 30245397), (3, 10081799), (7, 4320771), (13, 2326569), (17, 1779141), (19, 1591863), (21, 1440257), (39, 775523), (49, 617253), (51, 593047), (57, 530621), (91, 332367), (119, 254163), (133, 227409), (147, 205751), (221, 136857), (247, 122451), (273, 110789), (323, 93639), (343, 88179), (357, 84721), (399, 75803), (637, 47481), (663, 45619), (741, 40817), (833, 36309), (931, 32487), (969, 31213), (1029, 29393), (1547, 19551), (1729, 17493), (1911, 15827), (2261, 13377), (2401, 12597), (2499, 12103), (2793, 10829), (4199, 7203), (4459, 6783), (4641, 6517), (5187, 5831)]