140754040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{547}}^1\times {\mathrm{919}}^1$

素因数の和:1484

約数の個数: 64

約数和(自身を含む): 362995200

約数和(自身を除く): 222241160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 547, 919, 1094, 1838, 2188, 2735, 3676, 3829, 4376, 4595, 5470, 6433, 7352, 7658, 9190, 10940, 12866, 15316, 18380, 19145, 21880, 25732, 30632, 32165, 36760, 38290, 51464, 64330, 76580, 128660, 153160, 257320, 502693, 1005386, 2010772, 2513465, 3518851, 4021544, 5026930, 7037702, 10053860, 14075404, 17594255, 20107720, 28150808, 35188510, 70377020, 140754040]

約数ペア:

[(1, 140754040), (2, 70377020), (4, 35188510), (5, 28150808), (7, 20107720), (8, 17594255), (10, 14075404), (14, 10053860), (20, 7037702), (28, 5026930), (35, 4021544), (40, 3518851), (56, 2513465), (70, 2010772), (140, 1005386), (280, 502693), (547, 257320), (919, 153160), (1094, 128660), (1838, 76580), (2188, 64330), (2735, 51464), (3676, 38290), (3829, 36760), (4376, 32165), (4595, 30632), (5470, 25732), (6433, 21880), (7352, 19145), (7658, 18380), (9190, 15316), (10940, 12866)]