2560120416

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{1269901}}^1$

素因数の和:1269924

約数の個数: 72

約数和(自身を含む): 8320397904

約数和(自身を除く): 5760277488

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, 1269901, 2539802, 3809703, 5079604, 7619406, 8889307, 10159208, 11429109, 15238812, 17778614, 20318416, 22858218, 26667921, 30477624, 35557228, 40636832, 45716436, 53335842, 60955248, 71114456, 80003763, 91432872, 106671684, 121910496, 142228912, 160007526, 182865744, 213343368, 284457824, 320015052, 365731488, 426686736, 640030104, 853373472, 1280060208, 2560120416]

約数ペア:

[(1, 2560120416), (2, 1280060208), (3, 853373472), (4, 640030104), (6, 426686736), (7, 365731488), (8, 320015052), (9, 284457824), (12, 213343368), (14, 182865744), (16, 160007526), (18, 142228912), (21, 121910496), (24, 106671684), (28, 91432872), (32, 80003763), (36, 71114456), (42, 60955248), (48, 53335842), (56, 45716436), (63, 40636832), (72, 35557228), (84, 30477624), (96, 26667921), (112, 22858218), (126, 20318416), (144, 17778614), (168, 15238812), (224, 11429109), (252, 10159208), (288, 8889307), (336, 7619406), (504, 5079604), (672, 3809703), (1008, 2539802), (2016, 1269901)]