644177280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2137}}^1$

素因数の和:2316

約数の個数: 128

約数和(自身を含む): 2067360480

約数和(自身を除く): 1423183200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 157, 160, 192, 240, 314, 320, 384, 471, 480, 628, 640, 785, 942, 960, 1256, 1570, 1884, 1920, 2137, 2355, 2512, 3140, 3768, 4274, 4710, 5024, 6280, 6411, 7536, 8548, 9420, 10048, 10685, 12560, 12822, 15072, 17096, 18840, 20096, 21370, 25120, 25644, 30144, 32055, 34192, 37680, 42740, 50240, 51288, 60288, 64110, 68384, 75360, 85480, 100480, 102576, 128220, 136768, 150720, 170960, 205152, 256440, 273536, 301440, 335509, 341920, 410304, 512880, 671018, 683840, 820608, 1006527, 1025760, 1342036, 1367680, 1677545, 2013054, 2051520, 2684072, 3355090, 4026108, 4103040, 5032635, 5368144, 6710180, 8052216, 10065270, 10736288, 13420360, 16104432, 20130540, 21472576, 26840720, 32208864, 40261080, 42945152, 53681440, 64417728, 80522160, 107362880, 128835456, 161044320, 214725760, 322088640, 644177280]

約数ペア:

[(1, 644177280), (2, 322088640), (3, 214725760), (4, 161044320), (5, 128835456), (6, 107362880), (8, 80522160), (10, 64417728), (12, 53681440), (15, 42945152), (16, 40261080), (20, 32208864), (24, 26840720), (30, 21472576), (32, 20130540), (40, 16104432), (48, 13420360), (60, 10736288), (64, 10065270), (80, 8052216), (96, 6710180), (120, 5368144), (128, 5032635), (157, 4103040), (160, 4026108), (192, 3355090), (240, 2684072), (314, 2051520), (320, 2013054), (384, 1677545), (471, 1367680), (480, 1342036), (628, 1025760), (640, 1006527), (785, 820608), (942, 683840), (960, 671018), (1256, 512880), (1570, 410304), (1884, 341920), (1920, 335509), (2137, 301440), (2355, 273536), (2512, 256440), (3140, 205152), (3768, 170960), (4274, 150720), (4710, 136768), (5024, 128220), (6280, 102576), (6411, 100480), (7536, 85480), (8548, 75360), (9420, 68384), (10048, 64110), (10685, 60288), (12560, 51288), (12822, 50240), (15072, 42740), (17096, 37680), (18840, 34192), (20096, 32055), (21370, 30144), (25120, 25644)]