311526960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{1259}}^1$

素因数の和:2306

約数の個数: 80

約数和(自身を含む): 967438080

約数和(自身を除く): 655911120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1031, 1259, 2062, 2518, 3093, 3777, 4124, 5036, 5155, 6186, 6295, 7554, 8248, 10072, 10310, 12372, 12590, 15108, 15465, 16496, 18885, 20144, 20620, 24744, 25180, 30216, 30930, 37770, 41240, 49488, 50360, 60432, 61860, 75540, 82480, 100720, 123720, 151080, 247440, 302160, 1298029, 2596058, 3894087, 5192116, 6490145, 7788174, 10384232, 12980290, 15576348, 19470435, 20768464, 25960580, 31152696, 38940870, 51921160, 62305392, 77881740, 103842320, 155763480, 311526960]

約数ペア:

[(1, 311526960), (2, 155763480), (3, 103842320), (4, 77881740), (5, 62305392), (6, 51921160), (8, 38940870), (10, 31152696), (12, 25960580), (15, 20768464), (16, 19470435), (20, 15576348), (24, 12980290), (30, 10384232), (40, 7788174), (48, 6490145), (60, 5192116), (80, 3894087), (120, 2596058), (240, 1298029), (1031, 302160), (1259, 247440), (2062, 151080), (2518, 123720), (3093, 100720), (3777, 82480), (4124, 75540), (5036, 61860), (5155, 60432), (6186, 50360), (6295, 49488), (7554, 41240), (8248, 37770), (10072, 30930), (10310, 30216), (12372, 25180), (12590, 24744), (15108, 20620), (15465, 20144), (16496, 18885)]