67242780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{33961}}^1$

素因数の和:33987

約数の個数: 72

約数和(自身を含む): 222519024

約数和(自身を除く): 155276244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 33961, 67922, 101883, 135844, 169805, 203766, 305649, 339610, 373571, 407532, 509415, 611298, 679220, 747142, 1018830, 1120713, 1222596, 1494284, 1528245, 1867855, 2037660, 2241426, 3056490, 3362139, 3735710, 4482852, 5603565, 6112980, 6724278, 7471420, 11207130, 13448556, 16810695, 22414260, 33621390, 67242780]

約数ペア:

[(1, 67242780), (2, 33621390), (3, 22414260), (4, 16810695), (5, 13448556), (6, 11207130), (9, 7471420), (10, 6724278), (11, 6112980), (12, 5603565), (15, 4482852), (18, 3735710), (20, 3362139), (22, 3056490), (30, 2241426), (33, 2037660), (36, 1867855), (44, 1528245), (45, 1494284), (55, 1222596), (60, 1120713), (66, 1018830), (90, 747142), (99, 679220), (110, 611298), (132, 509415), (165, 407532), (180, 373571), (198, 339610), (220, 305649), (330, 203766), (396, 169805), (495, 135844), (660, 101883), (990, 67922), (1980, 33961)]