128311200

素因数分解:

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

素因数の和:348

約数の個数: 216

約数和(自身を含む): 460658016

約数和(自身を除く): 332346816

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 71, 72, 75, 80, 90, 96, 100, 120, 142, 144, 150, 160, 180, 200, 213, 225, 240, 251, 284, 288, 300, 355, 360, 400, 426, 450, 480, 502, 568, 600, 639, 710, 720, 753, 800, 852, 900, 1004, 1065, 1136, 1200, 1255, 1278, 1420, 1440, 1506, 1704, 1775, 1800, 2008, 2130, 2259, 2272, 2400, 2510, 2556, 2840, 3012, 3195, 3408, 3550, 3600, 3765, 4016, 4260, 4518, 5020, 5112, 5325, 5680, 6024, 6275, 6390, 6816, 7100, 7200, 7530, 8032, 8520, 9036, 10040, 10224, 10650, 11295, 11360, 12048, 12550, 12780, 14200, 15060, 15975, 17040, 17821, 18072, 18825, 20080, 20448, 21300, 22590, 24096, 25100, 25560, 28400, 30120, 31950, 34080, 35642, 36144, 37650, 40160, 42600, 45180, 50200, 51120, 53463, 56475, 56800, 60240, 63900, 71284, 72288, 75300, 85200, 89105, 90360, 100400, 102240, 106926, 112950, 120480, 127800, 142568, 150600, 160389, 170400, 178210, 180720, 200800, 213852, 225900, 255600, 267315, 285136, 301200, 320778, 356420, 361440, 427704, 445525, 451800, 511200, 534630, 570272, 602400, 641556, 712840, 801945, 855408, 891050, 903600, 1069260, 1283112, 1336575, 1425680, 1603890, 1710816, 1782100, 1807200, 2138520, 2566224, 2673150, 2851360, 3207780, 3564200, 4009725, 4277040, 5132448, 5346300, 6415560, 7128400, 8019450, 8554080, 10692600, 12831120, 14256800, 16038900, 21385200, 25662240, 32077800, 42770400, 64155600, 128311200]

約数ペア:

[(1, 128311200), (2, 64155600), (3, 42770400), (4, 32077800), (5, 25662240), (6, 21385200), (8, 16038900), (9, 14256800), (10, 12831120), (12, 10692600), (15, 8554080), (16, 8019450), (18, 7128400), (20, 6415560), (24, 5346300), (25, 5132448), (30, 4277040), (32, 4009725), (36, 3564200), (40, 3207780), (45, 2851360), (48, 2673150), (50, 2566224), (60, 2138520), (71, 1807200), (72, 1782100), (75, 1710816), (80, 1603890), (90, 1425680), (96, 1336575), (100, 1283112), (120, 1069260), (142, 903600), (144, 891050), (150, 855408), (160, 801945), (180, 712840), (200, 641556), (213, 602400), (225, 570272), (240, 534630), (251, 511200), (284, 451800), (288, 445525), (300, 427704), (355, 361440), (360, 356420), (400, 320778), (426, 301200), (450, 285136), (480, 267315), (502, 255600), (568, 225900), (600, 213852), (639, 200800), (710, 180720), (720, 178210), (753, 170400), (800, 160389), (852, 150600), (900, 142568), (1004, 127800), (1065, 120480), (1136, 112950), (1200, 106926), (1255, 102240), (1278, 100400), (1420, 90360), (1440, 89105), (1506, 85200), (1704, 75300), (1775, 72288), (1800, 71284), (2008, 63900), (2130, 60240), (2259, 56800), (2272, 56475), (2400, 53463), (2510, 51120), (2556, 50200), (2840, 45180), (3012, 42600), (3195, 40160), (3408, 37650), (3550, 36144), (3600, 35642), (3765, 34080), (4016, 31950), (4260, 30120), (4518, 28400), (5020, 25560), (5112, 25100), (5325, 24096), (5680, 22590), (6024, 21300), (6275, 20448), (6390, 20080), (6816, 18825), (7100, 18072), (7200, 17821), (7530, 17040), (8032, 15975), (8520, 15060), (9036, 14200), (10040, 12780), (10224, 12550), (10650, 12048), (11295, 11360)]