209967120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8837}}^1$

素因数の和:8870

約数の個数: 160

約数和(自身を含む): 789056640

約数和(自身を除く): 579089520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 330, 360, 396, 432, 440, 495, 528, 540, 594, 660, 720, 792, 880, 990, 1080, 1188, 1320, 1485, 1584, 1980, 2160, 2376, 2640, 2970, 3960, 4752, 5940, 7920, 8837, 11880, 17674, 23760, 26511, 35348, 44185, 53022, 70696, 79533, 88370, 97207, 106044, 132555, 141392, 159066, 176740, 194414, 212088, 238599, 265110, 291621, 318132, 353480, 388828, 397665, 424176, 477198, 486035, 530220, 583242, 636264, 706960, 777656, 795330, 874863, 954396, 972070, 1060440, 1166484, 1192995, 1272528, 1458105, 1555312, 1590660, 1749726, 1908792, 1944140, 2120880, 2332968, 2385990, 2624589, 2916210, 3181320, 3499452, 3817584, 3888280, 4374315, 4665936, 4771980, 5249178, 5832420, 6362640, 6998904, 7776560, 8748630, 9543960, 10498356, 11664840, 13122945, 13997808, 17497260, 19087920, 20996712, 23329680, 26245890, 34994520, 41993424, 52491780, 69989040, 104983560, 209967120]

約数ペア:

[(1, 209967120), (2, 104983560), (3, 69989040), (4, 52491780), (5, 41993424), (6, 34994520), (8, 26245890), (9, 23329680), (10, 20996712), (11, 19087920), (12, 17497260), (15, 13997808), (16, 13122945), (18, 11664840), (20, 10498356), (22, 9543960), (24, 8748630), (27, 7776560), (30, 6998904), (33, 6362640), (36, 5832420), (40, 5249178), (44, 4771980), (45, 4665936), (48, 4374315), (54, 3888280), (55, 3817584), (60, 3499452), (66, 3181320), (72, 2916210), (80, 2624589), (88, 2385990), (90, 2332968), (99, 2120880), (108, 1944140), (110, 1908792), (120, 1749726), (132, 1590660), (135, 1555312), (144, 1458105), (165, 1272528), (176, 1192995), (180, 1166484), (198, 1060440), (216, 972070), (220, 954396), (240, 874863), (264, 795330), (270, 777656), (297, 706960), (330, 636264), (360, 583242), (396, 530220), (432, 486035), (440, 477198), (495, 424176), (528, 397665), (540, 388828), (594, 353480), (660, 318132), (720, 291621), (792, 265110), (880, 238599), (990, 212088), (1080, 194414), (1188, 176740), (1320, 159066), (1485, 141392), (1584, 132555), (1980, 106044), (2160, 97207), (2376, 88370), (2640, 79533), (2970, 70696), (3960, 53022), (4752, 44185), (5940, 35348), (7920, 26511), (8837, 23760), (11880, 17674)]