20167994880

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:239

約数の個数: 960

約数和(自身を含む): 83833491456

約数和(自身を除く): 63665496576

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 30, 31, 32, 33, 34, 36, 40, 44, 45, 48, 51, 55, 60, 62, 64, 66, 68, 72, 80, 85, 88, 90, 93, 96, 99, 102, 110, 120, 124, 128, 132, 136, 144, 151, 153, 155, 160, 165, 170, 176, 180, 186, 187, 192, 198, 204, 220, 240, 248, 255, 256, 264, 272, 279, 288, 302, 306, 310, 320, 330, 340, 341, 352, 360, 372, 374, 384, 396, 408, 440, 453, 465, 480, 495, 496, 510, 512, 527, 528, 544, 558, 561, 576, 604, 612, 620, 640, 660, 680, 682, 704, 720, 744, 748, 755, 765, 768, 792, 816, 880, 906, 930, 935, 960, 990, 992, 1020, 1023, 1054, 1056, 1088, 1116, 1122, 1152, 1208, 1224, 1240, 1280, 1320, 1359, 1360, 1364, 1395, 1408, 1440, 1488, 1496, 1510, 1530, 1536, 1581, 1584, 1632, 1661, 1683, 1705, 1760, 1812, 1860, 1870, 1920, 1980, 1984, 2040, 2046, 2108, 2112, 2176, 2232, 2244, 2265, 2304, 2416, 2448, 2480, 2560, 2567, 2635, 2640, 2718, 2720, 2728, 2790, 2805, 2816, 2880, 2976, 2992, 3020, 3060, 3069, 3162, 3168, 3264, 3322, 3366, 3410, 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約数ペア:

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