257690383872

素因数分解:

$2^9\times 3^1\times {\mathrm{857}}^1\times {\mathrm{195761}}^1$

素因数の和:196639

約数の個数: 80

約数和(自身を含む): 687307853232

約数和(自身を除く): 429617469360

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 857, 1536, 1714, 2571, 3428, 5142, 6856, 10284, 13712, 20568, 27424, 41136, 54848, 82272, 109696, 164544, 195761, 219392, 329088, 391522, 438784, 587283, 658176, 783044, 1174566, 1316352, 1566088, 2349132, 3132176, 4698264, 6264352, 9396528, 12528704, 18793056, 25057408, 37586112, 50114816, 75172224, 100229632, 150344448, 167767177, 300688896, 335534354, 503301531, 671068708, 1006603062, 1342137416, 2013206124, 2684274832, 4026412248, 5368549664, 8052824496, 10737099328, 16105648992, 21474198656, 32211297984, 42948397312, 64422595968, 85896794624, 128845191936, 257690383872]

約数ペア:

[(1, 257690383872), (2, 128845191936), (3, 85896794624), (4, 64422595968), (6, 42948397312), (8, 32211297984), (12, 21474198656), (16, 16105648992), (24, 10737099328), (32, 8052824496), (48, 5368549664), (64, 4026412248), (96, 2684274832), (128, 2013206124), (192, 1342137416), (256, 1006603062), (384, 671068708), (512, 503301531), (768, 335534354), (857, 300688896), (1536, 167767177), (1714, 150344448), (2571, 100229632), (3428, 75172224), (5142, 50114816), (6856, 37586112), (10284, 25057408), (13712, 18793056), (20568, 12528704), (27424, 9396528), (41136, 6264352), (54848, 4698264), (82272, 3132176), (109696, 2349132), (164544, 1566088), (195761, 1316352), (219392, 1174566), (329088, 783044), (391522, 658176), (438784, 587283)]