68054280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{81017}}^1$

素因数の和:81038

約数の個数: 64

約数和(自身を含む): 233331840

約数和(自身を除く): 165277560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 81017, 162034, 243051, 324068, 405085, 486102, 567119, 648136, 810170, 972204, 1134238, 1215255, 1620340, 1701357, 1944408, 2268476, 2430510, 2835595, 3240680, 3402714, 4536952, 4861020, 5671190, 6805428, 8506785, 9722040, 11342380, 13610856, 17013570, 22684760, 34027140, 68054280]

約数ペア:

[(1, 68054280), (2, 34027140), (3, 22684760), (4, 17013570), (5, 13610856), (6, 11342380), (7, 9722040), (8, 8506785), (10, 6805428), (12, 5671190), (14, 4861020), (15, 4536952), (20, 3402714), (21, 3240680), (24, 2835595), (28, 2430510), (30, 2268476), (35, 1944408), (40, 1701357), (42, 1620340), (56, 1215255), (60, 1134238), (70, 972204), (84, 810170), (105, 648136), (120, 567119), (140, 486102), (168, 405085), (210, 324068), (280, 243051), (420, 162034), (840, 81017)]