257871504

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{28729}}^1$

素因数の和:28768

約数の個数: 80

約数和(自身を含む): 769504320

約数和(自身を除く): 511632816

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 33, 34, 44, 48, 51, 66, 68, 88, 102, 132, 136, 176, 187, 204, 264, 272, 374, 408, 528, 561, 748, 816, 1122, 1496, 2244, 2992, 4488, 8976, 28729, 57458, 86187, 114916, 172374, 229832, 316019, 344748, 459664, 488393, 632038, 689496, 948057, 976786, 1264076, 1378992, 1465179, 1896114, 1953572, 2528152, 2930358, 3792228, 3907144, 5056304, 5372323, 5860716, 7584456, 7814288, 10744646, 11721432, 15168912, 16116969, 21489292, 23442864, 32233938, 42978584, 64467876, 85957168, 128935752, 257871504]

約数ペア:

[(1, 257871504), (2, 128935752), (3, 85957168), (4, 64467876), (6, 42978584), (8, 32233938), (11, 23442864), (12, 21489292), (16, 16116969), (17, 15168912), (22, 11721432), (24, 10744646), (33, 7814288), (34, 7584456), (44, 5860716), (48, 5372323), (51, 5056304), (66, 3907144), (68, 3792228), (88, 2930358), (102, 2528152), (132, 1953572), (136, 1896114), (176, 1465179), (187, 1378992), (204, 1264076), (264, 976786), (272, 948057), (374, 689496), (408, 632038), (528, 488393), (561, 459664), (748, 344748), (816, 316019), (1122, 229832), (1496, 172374), (2244, 114916), (2992, 86187), (4488, 57458), (8976, 28729)]