15919904

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:119

約数の個数: 144

約数和(自身を含む): 43436736

約数和(自身を除く): 27516832

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 49, 52, 56, 71, 77, 88, 91, 98, 104, 112, 142, 143, 154, 176, 182, 196, 208, 224, 284, 286, 308, 352, 364, 392, 416, 497, 539, 568, 572, 616, 637, 728, 781, 784, 923, 994, 1001, 1078, 1136, 1144, 1232, 1274, 1456, 1562, 1568, 1846, 1988, 2002, 2156, 2272, 2288, 2464, 2548, 2912, 3124, 3479, 3692, 3976, 4004, 4312, 4576, 5096, 5467, 6248, 6461, 6958, 7007, 7384, 7952, 8008, 8624, 10153, 10192, 10934, 12496, 12922, 13916, 14014, 14768, 15904, 16016, 17248, 20306, 20384, 21868, 24992, 25844, 27832, 28028, 29536, 32032, 38269, 40612, 43736, 45227, 51688, 55664, 56056, 71071, 76538, 81224, 87472, 90454, 103376, 111328, 112112, 142142, 153076, 162448, 174944, 180908, 206752, 224224, 284284, 306152, 324896, 361816, 497497, 568568, 612304, 723632, 994994, 1137136, 1224608, 1447264, 1989988, 2274272, 3979976, 7959952, 15919904]

約数ペア:

[(1, 15919904), (2, 7959952), (4, 3979976), (7, 2274272), (8, 1989988), (11, 1447264), (13, 1224608), (14, 1137136), (16, 994994), (22, 723632), (26, 612304), (28, 568568), (32, 497497), (44, 361816), (49, 324896), (52, 306152), (56, 284284), (71, 224224), (77, 206752), (88, 180908), (91, 174944), (98, 162448), (104, 153076), (112, 142142), (142, 112112), (143, 111328), (154, 103376), (176, 90454), (182, 87472), (196, 81224), (208, 76538), (224, 71071), (284, 56056), (286, 55664), (308, 51688), (352, 45227), (364, 43736), (392, 40612), (416, 38269), (497, 32032), (539, 29536), (568, 28028), (572, 27832), (616, 25844), (637, 24992), (728, 21868), (781, 20384), (784, 20306), (923, 17248), (994, 16016), (1001, 15904), (1078, 14768), (1136, 14014), (1144, 13916), (1232, 12922), (1274, 12496), (1456, 10934), (1562, 10192), (1568, 10153), (1846, 8624), (1988, 8008), (2002, 7952), (2156, 7384), (2272, 7007), (2288, 6958), (2464, 6461), (2548, 6248), (2912, 5467), (3124, 5096), (3479, 4576), (3692, 4312), (3976, 4004)]