340025728

素因数分解:

$2^7\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1907}}^1$

素因数の和:2127

約数の個数: 64

約数和(自身を含む): 778464000

約数和(自身を除く): 438438272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 199, 224, 398, 448, 796, 896, 1393, 1592, 1907, 2786, 3184, 3814, 5572, 6368, 7628, 11144, 12736, 13349, 15256, 22288, 25472, 26698, 30512, 44576, 53396, 61024, 89152, 106792, 122048, 178304, 213584, 244096, 379493, 427168, 758986, 854336, 1517972, 1708672, 2656451, 3035944, 5312902, 6071888, 10625804, 12143776, 21251608, 24287552, 42503216, 48575104, 85006432, 170012864, 340025728]

約数ペア:

[(1, 340025728), (2, 170012864), (4, 85006432), (7, 48575104), (8, 42503216), (14, 24287552), (16, 21251608), (28, 12143776), (32, 10625804), (56, 6071888), (64, 5312902), (112, 3035944), (128, 2656451), (199, 1708672), (224, 1517972), (398, 854336), (448, 758986), (796, 427168), (896, 379493), (1393, 244096), (1592, 213584), (1907, 178304), (2786, 122048), (3184, 106792), (3814, 89152), (5572, 61024), (6368, 53396), (7628, 44576), (11144, 30512), (12736, 26698), (13349, 25472), (15256, 22288)]