280744416

素因数分解:

$2^5\times 3^2\times {\mathrm{139}}^1\times {\mathrm{7013}}^1$

素因数の和:7168

約数の個数: 72

約数和(自身を含む): 804225240

約数和(自身を除く): 523480824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 139, 144, 278, 288, 417, 556, 834, 1112, 1251, 1668, 2224, 2502, 3336, 4448, 5004, 6672, 7013, 10008, 13344, 14026, 20016, 21039, 28052, 40032, 42078, 56104, 63117, 84156, 112208, 126234, 168312, 224416, 252468, 336624, 504936, 673248, 974807, 1009872, 1949614, 2019744, 2924421, 3899228, 5848842, 7798456, 8773263, 11697684, 15596912, 17546526, 23395368, 31193824, 35093052, 46790736, 70186104, 93581472, 140372208, 280744416]

約数ペア:

[(1, 280744416), (2, 140372208), (3, 93581472), (4, 70186104), (6, 46790736), (8, 35093052), (9, 31193824), (12, 23395368), (16, 17546526), (18, 15596912), (24, 11697684), (32, 8773263), (36, 7798456), (48, 5848842), (72, 3899228), (96, 2924421), (139, 2019744), (144, 1949614), (278, 1009872), (288, 974807), (417, 673248), (556, 504936), (834, 336624), (1112, 252468), (1251, 224416), (1668, 168312), (2224, 126234), (2502, 112208), (3336, 84156), (4448, 63117), (5004, 56104), (6672, 42078), (7013, 40032), (10008, 28052), (13344, 21039), (14026, 20016)]