14821520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:245

約数の個数: 120

約数和(自身を含む): 42408000

約数和(自身を除く): 27586480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 199, 245, 266, 280, 304, 380, 392, 398, 490, 532, 560, 665, 760, 784, 796, 931, 980, 995, 1064, 1330, 1393, 1520, 1592, 1862, 1960, 1990, 2128, 2660, 2786, 3184, 3724, 3781, 3920, 3980, 4655, 5320, 5572, 6965, 7448, 7562, 7960, 9310, 9751, 10640, 11144, 13930, 14896, 15124, 15920, 18620, 18905, 19502, 22288, 26467, 27860, 30248, 37240, 37810, 39004, 48755, 52934, 55720, 60496, 74480, 75620, 78008, 97510, 105868, 111440, 132335, 151240, 156016, 185269, 195020, 211736, 264670, 302480, 370538, 390040, 423472, 529340, 741076, 780080, 926345, 1058680, 1482152, 1852690, 2117360, 2964304, 3705380, 7410760, 14821520]

約数ペア:

[(1, 14821520), (2, 7410760), (4, 3705380), (5, 2964304), (7, 2117360), (8, 1852690), (10, 1482152), (14, 1058680), (16, 926345), (19, 780080), (20, 741076), (28, 529340), (35, 423472), (38, 390040), (40, 370538), (49, 302480), (56, 264670), (70, 211736), (76, 195020), (80, 185269), (95, 156016), (98, 151240), (112, 132335), (133, 111440), (140, 105868), (152, 97510), (190, 78008), (196, 75620), (199, 74480), (245, 60496), (266, 55720), (280, 52934), (304, 48755), (380, 39004), (392, 37810), (398, 37240), (490, 30248), (532, 27860), (560, 26467), (665, 22288), (760, 19502), (784, 18905), (796, 18620), (931, 15920), (980, 15124), (995, 14896), (1064, 13930), (1330, 11144), (1393, 10640), (1520, 9751), (1592, 9310), (1862, 7960), (1960, 7562), (1990, 7448), (2128, 6965), (2660, 5572), (2786, 5320), (3184, 4655), (3724, 3980), (3781, 3920)]