27981360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3533}}^1$

素因数の和:3563

約数の個数: 120

約数和(自身を含む): 102542544

約数和(自身を除く): 74561184

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3533, 3960, 7066, 7920, 10599, 14132, 17665, 21198, 28264, 31797, 35330, 38863, 42396, 52995, 56528, 63594, 70660, 77726, 84792, 105990, 116589, 127188, 141320, 155452, 158985, 169584, 194315, 211980, 233178, 254376, 282640, 310904, 317970, 349767, 388630, 423960, 466356, 508752, 582945, 621808, 635940, 699534, 777260, 847920, 932712, 1165890, 1271880, 1399068, 1554520, 1748835, 1865424, 2331780, 2543760, 2798136, 3109040, 3497670, 4663560, 5596272, 6995340, 9327120, 13990680, 27981360]

約数ペア:

[(1, 27981360), (2, 13990680), (3, 9327120), (4, 6995340), (5, 5596272), (6, 4663560), (8, 3497670), (9, 3109040), (10, 2798136), (11, 2543760), (12, 2331780), (15, 1865424), (16, 1748835), (18, 1554520), (20, 1399068), (22, 1271880), (24, 1165890), (30, 932712), (33, 847920), (36, 777260), (40, 699534), (44, 635940), (45, 621808), (48, 582945), (55, 508752), (60, 466356), (66, 423960), (72, 388630), (80, 349767), (88, 317970), (90, 310904), (99, 282640), (110, 254376), (120, 233178), (132, 211980), (144, 194315), (165, 169584), (176, 158985), (180, 155452), (198, 141320), (220, 127188), (240, 116589), (264, 105990), (330, 84792), (360, 77726), (396, 70660), (440, 63594), (495, 56528), (528, 52995), (660, 42396), (720, 38863), (792, 35330), (880, 31797), (990, 28264), (1320, 21198), (1584, 17665), (1980, 14132), (2640, 10599), (3533, 7920), (3960, 7066)]