85512420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{67867}}^1$

素因数の和:67889

約数の個数: 72

約数和(自身を含む): 296447424

約数和(自身を除く): 210935004

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 67867, 135734, 203601, 271468, 339335, 407202, 475069, 610803, 678670, 814404, 950138, 1018005, 1221606, 1357340, 1425207, 1900276, 2036010, 2375345, 2443212, 2850414, 3054015, 4072020, 4275621, 4750690, 5700828, 6108030, 7126035, 8551242, 9501380, 12216060, 14252070, 17102484, 21378105, 28504140, 42756210, 85512420]

約数ペア:

[(1, 85512420), (2, 42756210), (3, 28504140), (4, 21378105), (5, 17102484), (6, 14252070), (7, 12216060), (9, 9501380), (10, 8551242), (12, 7126035), (14, 6108030), (15, 5700828), (18, 4750690), (20, 4275621), (21, 4072020), (28, 3054015), (30, 2850414), (35, 2443212), (36, 2375345), (42, 2036010), (45, 1900276), (60, 1425207), (63, 1357340), (70, 1221606), (84, 1018005), (90, 950138), (105, 814404), (126, 678670), (140, 610803), (180, 475069), (210, 407202), (252, 339335), (315, 271468), (420, 203601), (630, 135734), (1260, 67867)]