205419648

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{76421}}^1$

素因数の和:76445

約数の個数: 64

約数和(自身を含む): 623603520

約数和(自身を除く): 418183872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 76421, 152842, 229263, 305684, 458526, 534947, 611368, 917052, 1069894, 1222736, 1604841, 1834104, 2139788, 2445472, 3209682, 3668208, 4279576, 4890944, 6419364, 7336416, 8559152, 9781888, 12838728, 14672832, 17118304, 25677456, 29345664, 34236608, 51354912, 68473216, 102709824, 205419648]

約数ペア:

[(1, 205419648), (2, 102709824), (3, 68473216), (4, 51354912), (6, 34236608), (7, 29345664), (8, 25677456), (12, 17118304), (14, 14672832), (16, 12838728), (21, 9781888), (24, 8559152), (28, 7336416), (32, 6419364), (42, 4890944), (48, 4279576), (56, 3668208), (64, 3209682), (84, 2445472), (96, 2139788), (112, 1834104), (128, 1604841), (168, 1222736), (192, 1069894), (224, 917052), (336, 611368), (384, 534947), (448, 458526), (672, 305684), (896, 229263), (1344, 152842), (2688, 76421)]