155267728

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{653}}^1$

素因数の和:872

約数の個数: 80

約数和(自身を含む): 377582976

約数和(自身を除く): 222315248

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 193, 308, 386, 616, 653, 772, 1232, 1306, 1351, 1544, 2123, 2612, 2702, 3088, 4246, 4571, 5224, 5404, 7183, 8492, 9142, 10448, 10808, 14366, 14861, 16984, 18284, 21616, 28732, 29722, 33968, 36568, 50281, 57464, 59444, 73136, 100562, 114928, 118888, 126029, 201124, 237776, 252058, 402248, 504116, 804496, 882203, 1008232, 1386319, 1764406, 2016464, 2772638, 3528812, 5545276, 7057624, 9704233, 11090552, 14115248, 19408466, 22181104, 38816932, 77633864, 155267728]

約数ペア:

[(1, 155267728), (2, 77633864), (4, 38816932), (7, 22181104), (8, 19408466), (11, 14115248), (14, 11090552), (16, 9704233), (22, 7057624), (28, 5545276), (44, 3528812), (56, 2772638), (77, 2016464), (88, 1764406), (112, 1386319), (154, 1008232), (176, 882203), (193, 804496), (308, 504116), (386, 402248), (616, 252058), (653, 237776), (772, 201124), (1232, 126029), (1306, 118888), (1351, 114928), (1544, 100562), (2123, 73136), (2612, 59444), (2702, 57464), (3088, 50281), (4246, 36568), (4571, 33968), (5224, 29722), (5404, 28732), (7183, 21616), (8492, 18284), (9142, 16984), (10448, 14861), (10808, 14366)]