1954688040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{5479}}^1$

素因数の和:6487

約数の個数: 96

約数和(自身を含む): 6360307200

約数和(自身を除く): 4405619160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 991, 1982, 2973, 3964, 4955, 5479, 5946, 7928, 8919, 9910, 10958, 11892, 14865, 16437, 17838, 19820, 21916, 23784, 27395, 29730, 32874, 35676, 39640, 43832, 44595, 49311, 54790, 59460, 65748, 71352, 82185, 89190, 98622, 109580, 118920, 131496, 164370, 178380, 197244, 219160, 246555, 328740, 356760, 394488, 493110, 657480, 986220, 1972440, 5429689, 10859378, 16289067, 21718756, 27148445, 32578134, 43437512, 48867201, 54296890, 65156268, 81445335, 97734402, 108593780, 130312536, 162890670, 195468804, 217187560, 244336005, 325781340, 390937608, 488672010, 651562680, 977344020, 1954688040]

約数ペア:

[(1, 1954688040), (2, 977344020), (3, 651562680), (4, 488672010), (5, 390937608), (6, 325781340), (8, 244336005), (9, 217187560), (10, 195468804), (12, 162890670), (15, 130312536), (18, 108593780), (20, 97734402), (24, 81445335), (30, 65156268), (36, 54296890), (40, 48867201), (45, 43437512), (60, 32578134), (72, 27148445), (90, 21718756), (120, 16289067), (180, 10859378), (360, 5429689), (991, 1972440), (1982, 986220), (2973, 657480), (3964, 493110), (4955, 394488), (5479, 356760), (5946, 328740), (7928, 246555), (8919, 219160), (9910, 197244), (10958, 178380), (11892, 164370), (14865, 131496), (16437, 118920), (17838, 109580), (19820, 98622), (21916, 89190), (23784, 82185), (27395, 71352), (29730, 65748), (32874, 59460), (35676, 54790), (39640, 49311), (43832, 44595)]