255927120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{2137}}^1$

素因数の和:2652

約数の個数: 80

約数和(自身を含む): 795336000

約数和(自身を除く): 539408880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 499, 998, 1497, 1996, 2137, 2495, 2994, 3992, 4274, 4990, 5988, 6411, 7485, 7984, 8548, 9980, 10685, 11976, 12822, 14970, 17096, 19960, 21370, 23952, 25644, 29940, 32055, 34192, 39920, 42740, 51288, 59880, 64110, 85480, 102576, 119760, 128220, 170960, 256440, 512880, 1066363, 2132726, 3199089, 4265452, 5331815, 6398178, 8530904, 10663630, 12796356, 15995445, 17061808, 21327260, 25592712, 31990890, 42654520, 51185424, 63981780, 85309040, 127963560, 255927120]

約数ペア:

[(1, 255927120), (2, 127963560), (3, 85309040), (4, 63981780), (5, 51185424), (6, 42654520), (8, 31990890), (10, 25592712), (12, 21327260), (15, 17061808), (16, 15995445), (20, 12796356), (24, 10663630), (30, 8530904), (40, 6398178), (48, 5331815), (60, 4265452), (80, 3199089), (120, 2132726), (240, 1066363), (499, 512880), (998, 256440), (1497, 170960), (1996, 128220), (2137, 119760), (2495, 102576), (2994, 85480), (3992, 64110), (4274, 59880), (4990, 51288), (5988, 42740), (6411, 39920), (7485, 34192), (7984, 32055), (8548, 29940), (9980, 25644), (10685, 23952), (11976, 21370), (12822, 19960), (14970, 17096)]