248929408

素因数分解:

$2^7\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 192

約数和(自身を含む): 644656320

約数和(自身を除く): 395726912

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 43, 49, 52, 56, 64, 71, 86, 91, 98, 104, 112, 128, 142, 172, 182, 196, 208, 224, 284, 301, 344, 364, 392, 416, 448, 497, 559, 568, 602, 637, 688, 728, 784, 832, 896, 923, 994, 1118, 1136, 1204, 1274, 1376, 1456, 1568, 1664, 1846, 1988, 2107, 2236, 2272, 2408, 2548, 2752, 2912, 3053, 3136, 3479, 3692, 3913, 3976, 4214, 4472, 4544, 4816, 5096, 5504, 5824, 6106, 6272, 6461, 6958, 7384, 7826, 7952, 8428, 8944, 9088, 9632, 10192, 11648, 12212, 12922, 13916, 14768, 15652, 15904, 16856, 17888, 19264, 20384, 21371, 24424, 25844, 27391, 27832, 29536, 31304, 31808, 33712, 35776, 38528, 39689, 40768, 42742, 45227, 48848, 51688, 54782, 55664, 59072, 62608, 63616, 67424, 71552, 79378, 81536, 85484, 90454, 97696, 103376, 109564, 111328, 118144, 125216, 134848, 149597, 158756, 170968, 180908, 195392, 206752, 219128, 222656, 250432, 269696, 277823, 299194, 317512, 341936, 361816, 390784, 413504, 438256, 445312, 500864, 555646, 598388, 635024, 683872, 723632, 827008, 876512, 1111292, 1196776, 1270048, 1367744, 1447264, 1753024, 1944761, 2222584, 2393552, 2540096, 2735488, 2894528, 3506048, 3889522, 4445168, 4787104, 5080192, 5789056, 7779044, 8890336, 9574208, 15558088, 17780672, 19148416, 31116176, 35561344, 62232352, 124464704, 248929408]

約数ペア:

[(1, 248929408), (2, 124464704), (4, 62232352), (7, 35561344), (8, 31116176), (13, 19148416), (14, 17780672), (16, 15558088), (26, 9574208), (28, 8890336), (32, 7779044), (43, 5789056), (49, 5080192), (52, 4787104), (56, 4445168), (64, 3889522), (71, 3506048), (86, 2894528), (91, 2735488), (98, 2540096), (104, 2393552), (112, 2222584), (128, 1944761), (142, 1753024), (172, 1447264), (182, 1367744), (196, 1270048), (208, 1196776), (224, 1111292), (284, 876512), (301, 827008), (344, 723632), (364, 683872), (392, 635024), (416, 598388), (448, 555646), (497, 500864), (559, 445312), (568, 438256), (602, 413504), (637, 390784), (688, 361816), (728, 341936), (784, 317512), (832, 299194), (896, 277823), (923, 269696), (994, 250432), (1118, 222656), (1136, 219128), (1204, 206752), (1274, 195392), (1376, 180908), (1456, 170968), (1568, 158756), (1664, 149597), (1846, 134848), (1988, 125216), (2107, 118144), (2236, 111328), (2272, 109564), (2408, 103376), (2548, 97696), (2752, 90454), (2912, 85484), (3053, 81536), (3136, 79378), (3479, 71552), (3692, 67424), (3913, 63616), (3976, 62608), (4214, 59072), (4472, 55664), (4544, 54782), (4816, 51688), (5096, 48848), (5504, 45227), (5824, 42742), (6106, 40768), (6272, 39689), (6461, 38528), (6958, 35776), (7384, 33712), (7826, 31808), (7952, 31304), (8428, 29536), (8944, 27832), (9088, 27391), (9632, 25844), (10192, 24424), (11648, 21371), (12212, 20384), (12922, 19264), (13916, 17888), (14768, 16856), (15652, 15904)]