8739720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2207}}^1$

素因数の和:2235

約数の個数: 96

約数和(自身を含む): 31000320

約数和(自身を除く): 22260600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 2207, 3960, 4414, 6621, 8828, 11035, 13242, 17656, 19863, 22070, 24277, 26484, 33105, 39726, 44140, 48554, 52968, 66210, 72831, 79452, 88280, 97108, 99315, 121385, 132420, 145662, 158904, 194216, 198630, 218493, 242770, 264840, 291324, 364155, 397260, 436986, 485540, 582648, 728310, 794520, 873972, 971080, 1092465, 1456620, 1747944, 2184930, 2913240, 4369860, 8739720]

約数ペア:

[(1, 8739720), (2, 4369860), (3, 2913240), (4, 2184930), (5, 1747944), (6, 1456620), (8, 1092465), (9, 971080), (10, 873972), (11, 794520), (12, 728310), (15, 582648), (18, 485540), (20, 436986), (22, 397260), (24, 364155), (30, 291324), (33, 264840), (36, 242770), (40, 218493), (44, 198630), (45, 194216), (55, 158904), (60, 145662), (66, 132420), (72, 121385), (88, 99315), (90, 97108), (99, 88280), (110, 79452), (120, 72831), (132, 66210), (165, 52968), (180, 48554), (198, 44140), (220, 39726), (264, 33105), (330, 26484), (360, 24277), (396, 22070), (440, 19863), (495, 17656), (660, 13242), (792, 11035), (990, 8828), (1320, 6621), (1980, 4414), (2207, 3960)]