240808256

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:248

約数の個数: 112

約数和(自身を含む): 540739584

約数和(自身を除く): 299931328

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 53, 64, 86, 104, 106, 127, 172, 208, 212, 254, 344, 416, 424, 508, 559, 688, 689, 832, 848, 1016, 1118, 1376, 1378, 1651, 1696, 2032, 2236, 2279, 2752, 2756, 3302, 3392, 4064, 4472, 4558, 5461, 5512, 6604, 6731, 8128, 8944, 9116, 10922, 11024, 13208, 13462, 17888, 18232, 21844, 22048, 26416, 26924, 29627, 35776, 36464, 43688, 44096, 52832, 53848, 59254, 70993, 72928, 87376, 87503, 105664, 107696, 118508, 141986, 145856, 174752, 175006, 215392, 237016, 283972, 289433, 349504, 350012, 430784, 474032, 567944, 578866, 700024, 948064, 1135888, 1157732, 1400048, 1896128, 2271776, 2315464, 2800096, 3762629, 4543552, 4630928, 5600192, 7525258, 9261856, 15050516, 18523712, 30101032, 60202064, 120404128, 240808256]

約数ペア:

[(1, 240808256), (2, 120404128), (4, 60202064), (8, 30101032), (13, 18523712), (16, 15050516), (26, 9261856), (32, 7525258), (43, 5600192), (52, 4630928), (53, 4543552), (64, 3762629), (86, 2800096), (104, 2315464), (106, 2271776), (127, 1896128), (172, 1400048), (208, 1157732), (212, 1135888), (254, 948064), (344, 700024), (416, 578866), (424, 567944), (508, 474032), (559, 430784), (688, 350012), (689, 349504), (832, 289433), (848, 283972), (1016, 237016), (1118, 215392), (1376, 175006), (1378, 174752), (1651, 145856), (1696, 141986), (2032, 118508), (2236, 107696), (2279, 105664), (2752, 87503), (2756, 87376), (3302, 72928), (3392, 70993), (4064, 59254), (4472, 53848), (4558, 52832), (5461, 44096), (5512, 43688), (6604, 36464), (6731, 35776), (8128, 29627), (8944, 26924), (9116, 26416), (10922, 22048), (11024, 21844), (13208, 18232), (13462, 17888)]