12831120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:341

約数の個数: 120

約数和(自身を含む): 43872192

約数和(自身を除く): 31041072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 71, 72, 80, 90, 120, 142, 144, 180, 213, 240, 251, 284, 355, 360, 426, 502, 568, 639, 710, 720, 753, 852, 1004, 1065, 1136, 1255, 1278, 1420, 1506, 1704, 2008, 2130, 2259, 2510, 2556, 2840, 3012, 3195, 3408, 3765, 4016, 4260, 4518, 5020, 5112, 5680, 6024, 6390, 7530, 8520, 9036, 10040, 10224, 11295, 12048, 12780, 15060, 17040, 17821, 18072, 20080, 22590, 25560, 30120, 35642, 36144, 45180, 51120, 53463, 60240, 71284, 89105, 90360, 106926, 142568, 160389, 178210, 180720, 213852, 267315, 285136, 320778, 356420, 427704, 534630, 641556, 712840, 801945, 855408, 1069260, 1283112, 1425680, 1603890, 2138520, 2566224, 3207780, 4277040, 6415560, 12831120]

約数ペア:

[(1, 12831120), (2, 6415560), (3, 4277040), (4, 3207780), (5, 2566224), (6, 2138520), (8, 1603890), (9, 1425680), (10, 1283112), (12, 1069260), (15, 855408), (16, 801945), (18, 712840), (20, 641556), (24, 534630), (30, 427704), (36, 356420), (40, 320778), (45, 285136), (48, 267315), (60, 213852), (71, 180720), (72, 178210), (80, 160389), (90, 142568), (120, 106926), (142, 90360), (144, 89105), (180, 71284), (213, 60240), (240, 53463), (251, 51120), (284, 45180), (355, 36144), (360, 35642), (426, 30120), (502, 25560), (568, 22590), (639, 20080), (710, 18072), (720, 17821), (753, 17040), (852, 15060), (1004, 12780), (1065, 12048), (1136, 11295), (1255, 10224), (1278, 10040), (1420, 9036), (1506, 8520), (1704, 7530), (2008, 6390), (2130, 6024), (2259, 5680), (2510, 5112), (2556, 5020), (2840, 4518), (3012, 4260), (3195, 4016), (3408, 3765)]