905234288

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{383}}^1\times {\mathrm{449}}^1$

素因数の和:894

約数の個数: 80

約数和(自身を含む): 2057011200

約数和(自身を除く): 1151776912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 329, 376, 383, 449, 658, 752, 766, 898, 1316, 1532, 1796, 2632, 2681, 3064, 3143, 3592, 5264, 5362, 6128, 6286, 7184, 10724, 12572, 18001, 21103, 21448, 25144, 36002, 42206, 42896, 50288, 72004, 84412, 126007, 144008, 147721, 168824, 171967, 252014, 288016, 295442, 337648, 343934, 504028, 590884, 687868, 1008056, 1181768, 1203769, 1375736, 2016112, 2363536, 2407538, 2751472, 4815076, 8082449, 9630152, 16164898, 19260304, 32329796, 56577143, 64659592, 113154286, 129319184, 226308572, 452617144, 905234288]

約数ペア:

[(1, 905234288), (2, 452617144), (4, 226308572), (7, 129319184), (8, 113154286), (14, 64659592), (16, 56577143), (28, 32329796), (47, 19260304), (56, 16164898), (94, 9630152), (112, 8082449), (188, 4815076), (329, 2751472), (376, 2407538), (383, 2363536), (449, 2016112), (658, 1375736), (752, 1203769), (766, 1181768), (898, 1008056), (1316, 687868), (1532, 590884), (1796, 504028), (2632, 343934), (2681, 337648), (3064, 295442), (3143, 288016), (3592, 252014), (5264, 171967), (5362, 168824), (6128, 147721), (6286, 144008), (7184, 126007), (10724, 84412), (12572, 72004), (18001, 50288), (21103, 42896), (21448, 42206), (25144, 36002)]