1258318920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{6359}}^1$

素因数の和:6487

約数の個数: 128

約数和(自身を含む): 4038854400

約数和(自身を除く): 2780535480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 97, 102, 120, 136, 170, 194, 204, 255, 291, 340, 388, 408, 485, 510, 582, 680, 776, 970, 1020, 1164, 1455, 1649, 1940, 2040, 2328, 2910, 3298, 3880, 4947, 5820, 6359, 6596, 8245, 9894, 11640, 12718, 13192, 16490, 19077, 19788, 24735, 25436, 31795, 32980, 38154, 39576, 49470, 50872, 63590, 65960, 76308, 95385, 98940, 108103, 127180, 152616, 190770, 197880, 216206, 254360, 324309, 381540, 432412, 540515, 616823, 648618, 763080, 864824, 1081030, 1233646, 1297236, 1621545, 1850469, 2162060, 2467292, 2594472, 3084115, 3243090, 3700938, 4324120, 4934584, 6168230, 6486180, 7401876, 9252345, 10485991, 12336460, 12972360, 14803752, 18504690, 20971982, 24672920, 31457973, 37009380, 41943964, 52429955, 62915946, 74018760, 83887928, 104859910, 125831892, 157289865, 209719820, 251663784, 314579730, 419439640, 629159460, 1258318920]

約数ペア:

[(1, 1258318920), (2, 629159460), (3, 419439640), (4, 314579730), (5, 251663784), (6, 209719820), (8, 157289865), (10, 125831892), (12, 104859910), (15, 83887928), (17, 74018760), (20, 62915946), (24, 52429955), (30, 41943964), (34, 37009380), (40, 31457973), (51, 24672920), (60, 20971982), (68, 18504690), (85, 14803752), (97, 12972360), (102, 12336460), (120, 10485991), (136, 9252345), (170, 7401876), (194, 6486180), (204, 6168230), (255, 4934584), (291, 4324120), (340, 3700938), (388, 3243090), (408, 3084115), (485, 2594472), (510, 2467292), (582, 2162060), (680, 1850469), (776, 1621545), (970, 1297236), (1020, 1233646), (1164, 1081030), (1455, 864824), (1649, 763080), (1940, 648618), (2040, 616823), (2328, 540515), (2910, 432412), (3298, 381540), (3880, 324309), (4947, 254360), (5820, 216206), (6359, 197880), (6596, 190770), (8245, 152616), (9894, 127180), (11640, 108103), (12718, 98940), (13192, 95385), (16490, 76308), (19077, 65960), (19788, 63590), (24735, 50872), (25436, 49470), (31795, 39576), (32980, 38154)]