161390304

素因数分解:

$2^5\times 3^2\times {\mathrm{331}}^1\times {\mathrm{1693}}^1$

素因数の和:2040

約数の個数: 72

約数和(自身を含む): 460612152

約数和(自身を除く): 299221848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 331, 662, 993, 1324, 1693, 1986, 2648, 2979, 3386, 3972, 5079, 5296, 5958, 6772, 7944, 10158, 10592, 11916, 13544, 15237, 15888, 20316, 23832, 27088, 30474, 31776, 40632, 47664, 54176, 60948, 81264, 95328, 121896, 162528, 243792, 487584, 560383, 1120766, 1681149, 2241532, 3362298, 4483064, 5043447, 6724596, 8966128, 10086894, 13449192, 17932256, 20173788, 26898384, 40347576, 53796768, 80695152, 161390304]

約数ペア:

[(1, 161390304), (2, 80695152), (3, 53796768), (4, 40347576), (6, 26898384), (8, 20173788), (9, 17932256), (12, 13449192), (16, 10086894), (18, 8966128), (24, 6724596), (32, 5043447), (36, 4483064), (48, 3362298), (72, 2241532), (96, 1681149), (144, 1120766), (288, 560383), (331, 487584), (662, 243792), (993, 162528), (1324, 121896), (1693, 95328), (1986, 81264), (2648, 60948), (2979, 54176), (3386, 47664), (3972, 40632), (5079, 31776), (5296, 30474), (5958, 27088), (6772, 23832), (7944, 20316), (10158, 15888), (10592, 15237), (11916, 13544)]