161657856

素因数分解:

$2^{10}\times 3^4\times {\mathrm{1949}}^1$

素因数の和:1981

約数の個数: 110

約数和(自身を含む): 482989650

約数和(自身を除く): 321331794

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 256, 288, 324, 384, 432, 512, 576, 648, 768, 864, 1024, 1152, 1296, 1536, 1728, 1949, 2304, 2592, 3072, 3456, 3898, 4608, 5184, 5847, 6912, 7796, 9216, 10368, 11694, 13824, 15592, 17541, 20736, 23388, 27648, 31184, 35082, 41472, 46776, 52623, 62368, 70164, 82944, 93552, 105246, 124736, 140328, 157869, 187104, 210492, 249472, 280656, 315738, 374208, 420984, 498944, 561312, 631476, 748416, 841968, 997888, 1122624, 1262952, 1496832, 1683936, 1995776, 2245248, 2525904, 2993664, 3367872, 4490496, 5051808, 5987328, 6735744, 8980992, 10103616, 13471488, 17961984, 20207232, 26942976, 40414464, 53885952, 80828928, 161657856]

約数ペア:

[(1, 161657856), (2, 80828928), (3, 53885952), (4, 40414464), (6, 26942976), (8, 20207232), (9, 17961984), (12, 13471488), (16, 10103616), (18, 8980992), (24, 6735744), (27, 5987328), (32, 5051808), (36, 4490496), (48, 3367872), (54, 2993664), (64, 2525904), (72, 2245248), (81, 1995776), (96, 1683936), (108, 1496832), (128, 1262952), (144, 1122624), (162, 997888), (192, 841968), (216, 748416), (256, 631476), (288, 561312), (324, 498944), (384, 420984), (432, 374208), (512, 315738), (576, 280656), (648, 249472), (768, 210492), (864, 187104), (1024, 157869), (1152, 140328), (1296, 124736), (1536, 105246), (1728, 93552), (1949, 82944), (2304, 70164), (2592, 62368), (3072, 52623), (3456, 46776), (3898, 41472), (4608, 35082), (5184, 31184), (5847, 27648), (6912, 23388), (7796, 20736), (9216, 17541), (10368, 15592), (11694, 13824)]