19971302400

素因数分解:

$2^{10}\times 3^2\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:140

約数の個数: 1188

約数和(自身を含む): 87460244820

約数和(自身を除く): 67488942420

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 29, 30, 32, 35, 36, 40, 42, 45, 48, 49, 50, 56, 58, 60, 61, 63, 64, 70, 72, 75, 80, 84, 87, 90, 96, 98, 100, 105, 112, 116, 120, 122, 126, 128, 140, 144, 145, 147, 150, 160, 168, 174, 175, 180, 183, 192, 196, 200, 203, 210, 224, 225, 232, 240, 244, 245, 252, 256, 261, 280, 288, 290, 294, 300, 305, 315, 320, 336, 348, 350, 360, 366, 384, 392, 400, 406, 420, 427, 435, 441, 448, 450, 464, 480, 488, 490, 504, 512, 522, 525, 549, 560, 576, 580, 588, 600, 609, 610, 630, 640, 672, 696, 700, 720, 725, 732, 735, 768, 784, 800, 812, 840, 854, 870, 882, 896, 900, 915, 928, 960, 976, 980, 1008, 1015, 1024, 1044, 1050, 1098, 1120, 1152, 1160, 1176, 1200, 1218, 1220, 1225, 1260, 1280, 1281, 1305, 1344, 1392, 1400, 1421, 1440, 1450, 1464, 1470, 1525, 1536, 1568, 1575, 1600, 1624, 1680, 1708, 1740, 1764, 1769, 1792, 1800, 1827, 1830, 1856, 1920, 1952, 1960, 2016, 2030, 2088, 2100, 2135, 2175, 2196, 2205, 2240, 2304, 2320, 2352, 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2219033600, 2496412800, 2853043200, 3328550400, 3994260480, 4992825600, 6657100800, 9985651200, 19971302400]

約数ペア:

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