239913856

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:556

約数の個数: 128

約数和(自身を含む): 603187200

約数和(自身を除く): 363273344

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 43, 52, 56, 64, 86, 91, 104, 112, 128, 172, 182, 208, 224, 301, 344, 364, 416, 448, 479, 559, 602, 688, 728, 832, 896, 958, 1118, 1204, 1376, 1456, 1664, 1916, 2236, 2408, 2752, 2912, 3353, 3832, 3913, 4472, 4816, 5504, 5824, 6227, 6706, 7664, 7826, 8944, 9632, 11648, 12454, 13412, 15328, 15652, 17888, 19264, 20597, 24908, 26824, 30656, 31304, 35776, 38528, 41194, 43589, 49816, 53648, 61312, 62608, 71552, 82388, 87178, 99632, 107296, 125216, 144179, 164776, 174356, 199264, 214592, 250432, 267761, 288358, 329552, 348712, 398528, 429184, 500864, 535522, 576716, 659104, 697424, 797056, 1071044, 1153432, 1318208, 1394848, 1874327, 2142088, 2306864, 2636416, 2789696, 3748654, 4284176, 4613728, 5579392, 7497308, 8568352, 9227456, 14994616, 17136704, 18454912, 29989232, 34273408, 59978464, 119956928, 239913856]

約数ペア:

[(1, 239913856), (2, 119956928), (4, 59978464), (7, 34273408), (8, 29989232), (13, 18454912), (14, 17136704), (16, 14994616), (26, 9227456), (28, 8568352), (32, 7497308), (43, 5579392), (52, 4613728), (56, 4284176), (64, 3748654), (86, 2789696), (91, 2636416), (104, 2306864), (112, 2142088), (128, 1874327), (172, 1394848), (182, 1318208), (208, 1153432), (224, 1071044), (301, 797056), (344, 697424), (364, 659104), (416, 576716), (448, 535522), (479, 500864), (559, 429184), (602, 398528), (688, 348712), (728, 329552), (832, 288358), (896, 267761), (958, 250432), (1118, 214592), (1204, 199264), (1376, 174356), (1456, 164776), (1664, 144179), (1916, 125216), (2236, 107296), (2408, 99632), (2752, 87178), (2912, 82388), (3353, 71552), (3832, 62608), (3913, 61312), (4472, 53648), (4816, 49816), (5504, 43589), (5824, 41194), (6227, 38528), (6706, 35776), (7664, 31304), (7826, 30656), (8944, 26824), (9632, 24908), (11648, 20597), (12454, 19264), (13412, 17888), (15328, 15652)]