20031285120

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:243

約数の個数: 1024

約数和(自身を含む): 85618114560

約数和(自身を除く): 65586829440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 23, 24, 28, 30, 32, 33, 35, 40, 42, 43, 44, 46, 48, 55, 56, 60, 64, 66, 69, 70, 77, 80, 84, 86, 88, 92, 96, 105, 110, 112, 115, 120, 128, 129, 132, 137, 138, 140, 154, 160, 161, 165, 168, 172, 176, 184, 192, 210, 215, 220, 224, 230, 231, 240, 253, 258, 264, 274, 276, 280, 301, 308, 320, 322, 330, 336, 344, 345, 352, 368, 384, 385, 411, 420, 430, 440, 448, 460, 462, 473, 480, 483, 506, 516, 528, 548, 552, 560, 602, 616, 640, 644, 645, 660, 672, 685, 688, 690, 704, 736, 759, 770, 805, 822, 840, 860, 880, 896, 903, 920, 924, 946, 959, 960, 966, 989, 1012, 1032, 1056, 1096, 1104, 1120, 1155, 1204, 1232, 1265, 1288, 1290, 1320, 1344, 1370, 1376, 1380, 1408, 1419, 1472, 1505, 1507, 1518, 1540, 1610, 1644, 1680, 1720, 1760, 1771, 1806, 1840, 1848, 1892, 1918, 1920, 1932, 1978, 2024, 2055, 2064, 2112, 2192, 2208, 2240, 2310, 2365, 2408, 2415, 2464, 2530, 2576, 2580, 2640, 2688, 2740, 2752, 2760, 2838, 2877, 2944, 2967, 3010, 3014, 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約数ペア:

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