31727520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2003}}^1$

素因数の和:2035

約数の個数: 144

約数和(自身を含む): 118171872

約数和(自身を除く): 86444352

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2003, 2640, 3168, 3960, 4006, 5280, 6009, 7920, 8012, 10015, 12018, 15840, 16024, 18027, 20030, 22033, 24036, 30045, 32048, 36054, 40060, 44066, 48072, 60090, 64096, 66099, 72108, 80120, 88132, 90135, 96144, 110165, 120180, 132198, 144216, 160240, 176264, 180270, 192288, 198297, 220330, 240360, 264396, 288432, 320480, 330495, 352528, 360540, 396594, 440660, 480720, 528792, 576864, 660990, 705056, 721080, 793188, 881320, 961440, 991485, 1057584, 1321980, 1442160, 1586376, 1762640, 1982970, 2115168, 2643960, 2884320, 3172752, 3525280, 3965940, 5287920, 6345504, 7931880, 10575840, 15863760, 31727520]

約数ペア:

[(1, 31727520), (2, 15863760), (3, 10575840), (4, 7931880), (5, 6345504), (6, 5287920), (8, 3965940), (9, 3525280), (10, 3172752), (11, 2884320), (12, 2643960), (15, 2115168), (16, 1982970), (18, 1762640), (20, 1586376), (22, 1442160), (24, 1321980), (30, 1057584), (32, 991485), (33, 961440), (36, 881320), (40, 793188), (44, 721080), (45, 705056), (48, 660990), (55, 576864), (60, 528792), (66, 480720), (72, 440660), (80, 396594), (88, 360540), (90, 352528), (96, 330495), (99, 320480), (110, 288432), (120, 264396), (132, 240360), (144, 220330), (160, 198297), (165, 192288), (176, 180270), (180, 176264), (198, 160240), (220, 144216), (240, 132198), (264, 120180), (288, 110165), (330, 96144), (352, 90135), (360, 88132), (396, 80120), (440, 72108), (480, 66099), (495, 64096), (528, 60090), (660, 48072), (720, 44066), (792, 40060), (880, 36054), (990, 32048), (1056, 30045), (1320, 24036), (1440, 22033), (1584, 20030), (1760, 18027), (1980, 16024), (2003, 15840), (2640, 12018), (3168, 10015), (3960, 8012), (4006, 7920), (5280, 6009)]