139501740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{332147}}^1$

素因数の和:332166

約数の個数: 48

約数和(自身を含む): 446406912

約数和(自身を除く): 306905172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 332147, 664294, 996441, 1328588, 1660735, 1992882, 2325029, 3321470, 3985764, 4650058, 4982205, 6642940, 6975087, 9300116, 9964410, 11625145, 13950174, 19928820, 23250290, 27900348, 34875435, 46500580, 69750870, 139501740]

約数ペア:

[(1, 139501740), (2, 69750870), (3, 46500580), (4, 34875435), (5, 27900348), (6, 23250290), (7, 19928820), (10, 13950174), (12, 11625145), (14, 9964410), (15, 9300116), (20, 6975087), (21, 6642940), (28, 4982205), (30, 4650058), (35, 3985764), (42, 3321470), (60, 2325029), (70, 1992882), (84, 1660735), (105, 1328588), (140, 996441), (210, 664294), (420, 332147)]