212391760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{1093}}^1$

素因数の和:1460

約数の個数: 80

約数和(自身を含む): 566499456

約数和(自身を除く): 354107696

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 347, 560, 694, 1093, 1388, 1735, 2186, 2429, 2776, 3470, 4372, 4858, 5465, 5552, 6940, 7651, 8744, 9716, 10930, 12145, 13880, 15302, 17488, 19432, 21860, 24290, 27760, 30604, 38255, 38864, 43720, 48580, 61208, 76510, 87440, 97160, 122416, 153020, 194320, 306040, 379271, 612080, 758542, 1517084, 1896355, 2654897, 3034168, 3792710, 5309794, 6068336, 7585420, 10619588, 13274485, 15170840, 21239176, 26548970, 30341680, 42478352, 53097940, 106195880, 212391760]

約数ペア:

[(1, 212391760), (2, 106195880), (4, 53097940), (5, 42478352), (7, 30341680), (8, 26548970), (10, 21239176), (14, 15170840), (16, 13274485), (20, 10619588), (28, 7585420), (35, 6068336), (40, 5309794), (56, 3792710), (70, 3034168), (80, 2654897), (112, 1896355), (140, 1517084), (280, 758542), (347, 612080), (560, 379271), (694, 306040), (1093, 194320), (1388, 153020), (1735, 122416), (2186, 97160), (2429, 87440), (2776, 76510), (3470, 61208), (4372, 48580), (4858, 43720), (5465, 38864), (5552, 38255), (6940, 30604), (7651, 27760), (8744, 24290), (9716, 21860), (10930, 19432), (12145, 17488), (13880, 15302)]