256498488

素因数分解:

$2^3\times 3^4\times {\mathrm{59}}^1\times {\mathrm{6709}}^1$

素因数の和:6786

約数の個数: 80

約数和(自身を含む): 730719000

約数和(自身を除く): 474220512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 59, 72, 81, 108, 118, 162, 177, 216, 236, 324, 354, 472, 531, 648, 708, 1062, 1416, 1593, 2124, 3186, 4248, 4779, 6372, 6709, 9558, 12744, 13418, 19116, 20127, 26836, 38232, 40254, 53672, 60381, 80508, 120762, 161016, 181143, 241524, 362286, 395831, 483048, 543429, 724572, 791662, 1086858, 1187493, 1449144, 1583324, 2173716, 2374986, 3166648, 3562479, 4347432, 4749972, 7124958, 9499944, 10687437, 14249916, 21374874, 28499832, 32062311, 42749748, 64124622, 85499496, 128249244, 256498488]

約数ペア:

[(1, 256498488), (2, 128249244), (3, 85499496), (4, 64124622), (6, 42749748), (8, 32062311), (9, 28499832), (12, 21374874), (18, 14249916), (24, 10687437), (27, 9499944), (36, 7124958), (54, 4749972), (59, 4347432), (72, 3562479), (81, 3166648), (108, 2374986), (118, 2173716), (162, 1583324), (177, 1449144), (216, 1187493), (236, 1086858), (324, 791662), (354, 724572), (472, 543429), (531, 483048), (648, 395831), (708, 362286), (1062, 241524), (1416, 181143), (1593, 161016), (2124, 120762), (3186, 80508), (4248, 60381), (4779, 53672), (6372, 40254), (6709, 38232), (9558, 26836), (12744, 20127), (13418, 19116)]