257105952

素因数分解:

$2^5\times 3^2\times {\mathrm{59}}^1\times {\mathrm{15131}}^1$

素因数の和:15206

約数の個数: 72

約数和(自身を含む): 743586480

約数和(自身を除く): 486480528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 59, 72, 96, 118, 144, 177, 236, 288, 354, 472, 531, 708, 944, 1062, 1416, 1888, 2124, 2832, 4248, 5664, 8496, 15131, 16992, 30262, 45393, 60524, 90786, 121048, 136179, 181572, 242096, 272358, 363144, 484192, 544716, 726288, 892729, 1089432, 1452576, 1785458, 2178864, 2678187, 3570916, 4357728, 5356374, 7141832, 8034561, 10712748, 14283664, 16069122, 21425496, 28567328, 32138244, 42850992, 64276488, 85701984, 128552976, 257105952]

約数ペア:

[(1, 257105952), (2, 128552976), (3, 85701984), (4, 64276488), (6, 42850992), (8, 32138244), (9, 28567328), (12, 21425496), (16, 16069122), (18, 14283664), (24, 10712748), (32, 8034561), (36, 7141832), (48, 5356374), (59, 4357728), (72, 3570916), (96, 2678187), (118, 2178864), (144, 1785458), (177, 1452576), (236, 1089432), (288, 892729), (354, 726288), (472, 544716), (531, 484192), (708, 363144), (944, 272358), (1062, 242096), (1416, 181572), (1888, 136179), (2124, 121048), (2832, 90786), (4248, 60524), (5664, 45393), (8496, 30262), (15131, 16992)]