30756530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 66528000

約数和(自身を除く): 35771470

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 109, 139, 145, 203, 218, 278, 290, 406, 545, 695, 763, 973, 1015, 1090, 1390, 1526, 1946, 2030, 3161, 3815, 4031, 4865, 6322, 7630, 8062, 9730, 15151, 15805, 20155, 22127, 28217, 30302, 31610, 40310, 44254, 56434, 75755, 106057, 110635, 141085, 151510, 212114, 221270, 282170, 439379, 530285, 878758, 1060570, 2196895, 3075653, 4393790, 6151306, 15378265, 30756530]

約数ペア:

[(1, 30756530), (2, 15378265), (5, 6151306), (7, 4393790), (10, 3075653), (14, 2196895), (29, 1060570), (35, 878758), (58, 530285), (70, 439379), (109, 282170), (139, 221270), (145, 212114), (203, 151510), (218, 141085), (278, 110635), (290, 106057), (406, 75755), (545, 56434), (695, 44254), (763, 40310), (973, 31610), (1015, 30302), (1090, 28217), (1390, 22127), (1526, 20155), (1946, 15805), (2030, 15151), (3161, 9730), (3815, 8062), (4031, 7630), (4865, 6322)]