68870655

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1429}}^1$

素因数の和:1470

約数の個数: 80

約数和(自身を含む): 149497920

約数和(自身を除く): 80627265

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 63, 81, 85, 105, 119, 135, 153, 189, 255, 315, 357, 405, 459, 567, 595, 765, 945, 1071, 1377, 1429, 1785, 2295, 2835, 3213, 4287, 5355, 6885, 7145, 9639, 10003, 12861, 16065, 21435, 24293, 30009, 38583, 48195, 50015, 64305, 72879, 90027, 115749, 121465, 150045, 170051, 192915, 218637, 270081, 364395, 450135, 510153, 578745, 655911, 810243, 850255, 1093185, 1350405, 1530459, 1967733, 2550765, 3279555, 4051215, 4591377, 7652295, 9838665, 13774131, 22956885, 68870655]

約数ペア:

[(1, 68870655), (3, 22956885), (5, 13774131), (7, 9838665), (9, 7652295), (15, 4591377), (17, 4051215), (21, 3279555), (27, 2550765), (35, 1967733), (45, 1530459), (51, 1350405), (63, 1093185), (81, 850255), (85, 810243), (105, 655911), (119, 578745), (135, 510153), (153, 450135), (189, 364395), (255, 270081), (315, 218637), (357, 192915), (405, 170051), (459, 150045), (567, 121465), (595, 115749), (765, 90027), (945, 72879), (1071, 64305), (1377, 50015), (1429, 48195), (1785, 38583), (2295, 30009), (2835, 24293), (3213, 21435), (4287, 16065), (5355, 12861), (6885, 10003), (7145, 9639)]