261880416

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{129901}}^1$

素因数の和:129924

約数の個数: 72

約数和(自身を含む): 851117904

約数和(自身を除く): 589237488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 129901, 259802, 389703, 519604, 779406, 909307, 1039208, 1169109, 1558812, 1818614, 2078416, 2338218, 2727921, 3117624, 3637228, 4156832, 4676436, 5455842, 6235248, 7274456, 8183763, 9352872, 10911684, 12470496, 14548912, 16367526, 18705744, 21823368, 29097824, 32735052, 37411488, 43646736, 65470104, 87293472, 130940208, 261880416]

約数ペア:

[(1, 261880416), (2, 130940208), (3, 87293472), (4, 65470104), (6, 43646736), (7, 37411488), (8, 32735052), (9, 29097824), (12, 21823368), (14, 18705744), (16, 16367526), (18, 14548912), (21, 12470496), (24, 10911684), (28, 9352872), (32, 8183763), (36, 7274456), (42, 6235248), (48, 5455842), (56, 4676436), (63, 4156832), (72, 3637228), (84, 3117624), (96, 2727921), (112, 2338218), (126, 2078416), (144, 1818614), (168, 1558812), (224, 1169109), (252, 1039208), (288, 909307), (336, 779406), (504, 519604), (672, 389703), (1008, 259802), (2016, 129901)]