30066778

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 58924800

約数和(自身を除く): 28858022

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 61, 109, 119, 122, 133, 218, 238, 266, 323, 427, 646, 763, 854, 1037, 1159, 1526, 1853, 2071, 2074, 2261, 2318, 3706, 4142, 4522, 6649, 7259, 8113, 12971, 13298, 14497, 14518, 16226, 19703, 25942, 28994, 35207, 39406, 46543, 70414, 93086, 113033, 126331, 137921, 226066, 246449, 252662, 275842, 492898, 791231, 884317, 1582462, 1768634, 2147627, 4295254, 15033389, 30066778]

約数ペア:

[(1, 30066778), (2, 15033389), (7, 4295254), (14, 2147627), (17, 1768634), (19, 1582462), (34, 884317), (38, 791231), (61, 492898), (109, 275842), (119, 252662), (122, 246449), (133, 226066), (218, 137921), (238, 126331), (266, 113033), (323, 93086), (427, 70414), (646, 46543), (763, 39406), (854, 35207), (1037, 28994), (1159, 25942), (1526, 19703), (1853, 16226), (2071, 14518), (2074, 14497), (2261, 13298), (2318, 12971), (3706, 8113), (4142, 7259), (4522, 6649)]