73561840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{467}}^1$

素因数の和:670

約数の個数: 80

約数和(自身を含む): 188023680

約数和(自身を除く): 114461840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 179, 220, 358, 440, 467, 716, 880, 895, 934, 1432, 1790, 1868, 1969, 2335, 2864, 3580, 3736, 3938, 4670, 5137, 7160, 7472, 7876, 9340, 9845, 10274, 14320, 15752, 18680, 19690, 20548, 25685, 31504, 37360, 39380, 41096, 51370, 78760, 82192, 83593, 102740, 157520, 167186, 205480, 334372, 410960, 417965, 668744, 835930, 919523, 1337488, 1671860, 1839046, 3343720, 3678092, 4597615, 6687440, 7356184, 9195230, 14712368, 18390460, 36780920, 73561840]

約数ペア:

[(1, 73561840), (2, 36780920), (4, 18390460), (5, 14712368), (8, 9195230), (10, 7356184), (11, 6687440), (16, 4597615), (20, 3678092), (22, 3343720), (40, 1839046), (44, 1671860), (55, 1337488), (80, 919523), (88, 835930), (110, 668744), (176, 417965), (179, 410960), (220, 334372), (358, 205480), (440, 167186), (467, 157520), (716, 102740), (880, 83593), (895, 82192), (934, 78760), (1432, 51370), (1790, 41096), (1868, 39380), (1969, 37360), (2335, 31504), (2864, 25685), (3580, 20548), (3736, 19690), (3938, 18680), (4670, 15752), (5137, 14320), (7160, 10274), (7472, 9845), (7876, 9340)]