120523840

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:540

約数の個数: 112

約数和(自身を含む): 309798720

約数和(自身を除く): 189274880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 43, 64, 76, 80, 86, 95, 152, 160, 172, 190, 215, 304, 320, 344, 380, 430, 461, 608, 688, 760, 817, 860, 922, 1216, 1376, 1520, 1634, 1720, 1844, 2305, 2752, 3040, 3268, 3440, 3688, 4085, 4610, 6080, 6536, 6880, 7376, 8170, 8759, 9220, 13072, 13760, 14752, 16340, 17518, 18440, 19823, 26144, 29504, 32680, 35036, 36880, 39646, 43795, 52288, 65360, 70072, 73760, 79292, 87590, 99115, 130720, 140144, 147520, 158584, 175180, 198230, 261440, 280288, 317168, 350360, 376637, 396460, 560576, 634336, 700720, 753274, 792920, 1268672, 1401440, 1506548, 1585840, 1883185, 2802880, 3013096, 3171680, 3766370, 6026192, 6343360, 7532740, 12052384, 15065480, 24104768, 30130960, 60261920, 120523840]

約数ペア:

[(1, 120523840), (2, 60261920), (4, 30130960), (5, 24104768), (8, 15065480), (10, 12052384), (16, 7532740), (19, 6343360), (20, 6026192), (32, 3766370), (38, 3171680), (40, 3013096), (43, 2802880), (64, 1883185), (76, 1585840), (80, 1506548), (86, 1401440), (95, 1268672), (152, 792920), (160, 753274), (172, 700720), (190, 634336), (215, 560576), (304, 396460), (320, 376637), (344, 350360), (380, 317168), (430, 280288), (461, 261440), (608, 198230), (688, 175180), (760, 158584), (817, 147520), (860, 140144), (922, 130720), (1216, 99115), (1376, 87590), (1520, 79292), (1634, 73760), (1720, 70072), (1844, 65360), (2305, 52288), (2752, 43795), (3040, 39646), (3268, 36880), (3440, 35036), (3688, 32680), (4085, 29504), (4610, 26144), (6080, 19823), (6536, 18440), (6880, 17518), (7376, 16340), (8170, 14752), (8759, 13760), (9220, 13072)]