30739905

素因数分解:

$3^4\times 5^1\times 7^2\times {\mathrm{1549}}^1$

素因数の和:1580

約数の個数: 60

約数和(自身を含む): 64142100

約数和(自身を除く): 33402195

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 245, 315, 405, 441, 567, 735, 945, 1323, 1549, 2205, 2835, 3969, 4647, 6615, 7745, 10843, 13941, 19845, 23235, 32529, 41823, 54215, 69705, 75901, 97587, 125469, 162645, 209115, 227703, 292761, 379505, 487935, 627345, 683109, 878283, 1138515, 1463805, 2049327, 3415545, 4391415, 6147981, 10246635, 30739905]

約数ペア:

[(1, 30739905), (3, 10246635), (5, 6147981), (7, 4391415), (9, 3415545), (15, 2049327), (21, 1463805), (27, 1138515), (35, 878283), (45, 683109), (49, 627345), (63, 487935), (81, 379505), (105, 292761), (135, 227703), (147, 209115), (189, 162645), (245, 125469), (315, 97587), (405, 75901), (441, 69705), (567, 54215), (735, 41823), (945, 32529), (1323, 23235), (1549, 19845), (2205, 13941), (2835, 10843), (3969, 7745), (4647, 6615)]