55553820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{379}}^1$

素因数の和:747

約数の個数: 96

約数和(自身を含む): 178752000

約数和(自身を除く): 123198180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 349, 379, 420, 698, 758, 1047, 1137, 1396, 1516, 1745, 1895, 2094, 2274, 2443, 2653, 3490, 3790, 4188, 4548, 4886, 5235, 5306, 5685, 6980, 7329, 7580, 7959, 9772, 10470, 10612, 11370, 12215, 13265, 14658, 15918, 20940, 22740, 24430, 26530, 29316, 31836, 36645, 39795, 48860, 53060, 73290, 79590, 132271, 146580, 159180, 264542, 396813, 529084, 661355, 793626, 925897, 1322710, 1587252, 1851794, 1984065, 2645420, 2777691, 3703588, 3968130, 4629485, 5555382, 7936260, 9258970, 11110764, 13888455, 18517940, 27776910, 55553820]

約数ペア:

[(1, 55553820), (2, 27776910), (3, 18517940), (4, 13888455), (5, 11110764), (6, 9258970), (7, 7936260), (10, 5555382), (12, 4629485), (14, 3968130), (15, 3703588), (20, 2777691), (21, 2645420), (28, 1984065), (30, 1851794), (35, 1587252), (42, 1322710), (60, 925897), (70, 793626), (84, 661355), (105, 529084), (140, 396813), (210, 264542), (349, 159180), (379, 146580), (420, 132271), (698, 79590), (758, 73290), (1047, 53060), (1137, 48860), (1396, 39795), (1516, 36645), (1745, 31836), (1895, 29316), (2094, 26530), (2274, 24430), (2443, 22740), (2653, 20940), (3490, 15918), (3790, 14658), (4188, 13265), (4548, 12215), (4886, 11370), (5235, 10612), (5306, 10470), (5685, 9772), (6980, 7959), (7329, 7580)]