1325642080

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{353}}^1\times {\mathrm{479}}^1$

素因数の和:861

約数の個数: 144

約数和(自身を含む): 3661096320

約数和(自身を除く): 2335454240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 353, 392, 479, 490, 560, 706, 784, 958, 980, 1120, 1412, 1568, 1765, 1916, 1960, 2395, 2471, 2824, 3353, 3530, 3832, 3920, 4790, 4942, 5648, 6706, 7060, 7664, 7840, 9580, 9884, 11296, 12355, 13412, 14120, 15328, 16765, 17297, 19160, 19768, 23471, 24710, 26824, 28240, 33530, 34594, 38320, 39536, 46942, 49420, 53648, 56480, 67060, 69188, 76640, 79072, 86485, 93884, 98840, 107296, 117355, 134120, 138376, 169087, 172970, 187768, 197680, 234710, 268240, 276752, 338174, 345940, 375536, 395360, 469420, 536480, 553504, 676348, 691880, 751072, 845435, 938840, 1183609, 1352696, 1383760, 1690870, 1877680, 2367218, 2705392, 2767520, 3381740, 3755360, 4734436, 5410784, 5918045, 6763480, 8285263, 9468872, 11836090, 13526960, 16570526, 18937744, 23672180, 27053920, 33141052, 37875488, 41426315, 47344360, 66282104, 82852630, 94688720, 132564208, 165705260, 189377440, 265128416, 331410520, 662821040, 1325642080]

約数ペア:

[(1, 1325642080), (2, 662821040), (4, 331410520), (5, 265128416), (7, 189377440), (8, 165705260), (10, 132564208), (14, 94688720), (16, 82852630), (20, 66282104), (28, 47344360), (32, 41426315), (35, 37875488), (40, 33141052), (49, 27053920), (56, 23672180), (70, 18937744), (80, 16570526), (98, 13526960), (112, 11836090), (140, 9468872), (160, 8285263), (196, 6763480), (224, 5918045), (245, 5410784), (280, 4734436), (353, 3755360), (392, 3381740), (479, 2767520), (490, 2705392), (560, 2367218), (706, 1877680), (784, 1690870), (958, 1383760), (980, 1352696), (1120, 1183609), (1412, 938840), (1568, 845435), (1765, 751072), (1916, 691880), (1960, 676348), (2395, 553504), (2471, 536480), (2824, 469420), (3353, 395360), (3530, 375536), (3832, 345940), (3920, 338174), (4790, 276752), (4942, 268240), (5648, 234710), (6706, 197680), (7060, 187768), (7664, 172970), (7840, 169087), (9580, 138376), (9884, 134120), (11296, 117355), (12355, 107296), (13412, 98840), (14120, 93884), (15328, 86485), (16765, 79072), (17297, 76640), (19160, 69188), (19768, 67060), (23471, 56480), (24710, 53648), (26824, 49420), (28240, 46942), (33530, 39536), (34594, 38320)]