391201664

素因数分解:

$2^7\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1$

素因数の和:548

約数の個数: 128

約数和(自身を含む): 954132480

約数和(自身を除く): 562930816

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 41, 46, 56, 64, 82, 92, 112, 128, 161, 164, 184, 224, 287, 322, 328, 368, 448, 463, 574, 644, 656, 736, 896, 926, 943, 1148, 1288, 1312, 1472, 1852, 1886, 2296, 2576, 2624, 2944, 3241, 3704, 3772, 4592, 5152, 5248, 6482, 6601, 7408, 7544, 9184, 10304, 10649, 12964, 13202, 14816, 15088, 18368, 18983, 20608, 21298, 25928, 26404, 29632, 30176, 36736, 37966, 42596, 51856, 52808, 59264, 60352, 74543, 75932, 85192, 103712, 105616, 120704, 132881, 149086, 151864, 170384, 207424, 211232, 265762, 298172, 303728, 340768, 414848, 422464, 436609, 531524, 596344, 607456, 681536, 844928, 873218, 1063048, 1192688, 1214912, 1363072, 1746436, 2126096, 2385376, 2429824, 3056263, 3492872, 4252192, 4770752, 6112526, 6985744, 8504384, 9541504, 12225052, 13971488, 17008768, 24450104, 27942976, 48900208, 55885952, 97800416, 195600832, 391201664]

約数ペア:

[(1, 391201664), (2, 195600832), (4, 97800416), (7, 55885952), (8, 48900208), (14, 27942976), (16, 24450104), (23, 17008768), (28, 13971488), (32, 12225052), (41, 9541504), (46, 8504384), (56, 6985744), (64, 6112526), (82, 4770752), (92, 4252192), (112, 3492872), (128, 3056263), (161, 2429824), (164, 2385376), (184, 2126096), (224, 1746436), (287, 1363072), (322, 1214912), (328, 1192688), (368, 1063048), (448, 873218), (463, 844928), (574, 681536), (644, 607456), (656, 596344), (736, 531524), (896, 436609), (926, 422464), (943, 414848), (1148, 340768), (1288, 303728), (1312, 298172), (1472, 265762), (1852, 211232), (1886, 207424), (2296, 170384), (2576, 151864), (2624, 149086), (2944, 132881), (3241, 120704), (3704, 105616), (3772, 103712), (4592, 85192), (5152, 75932), (5248, 74543), (6482, 60352), (6601, 59264), (7408, 52808), (7544, 51856), (9184, 42596), (10304, 37966), (10649, 36736), (12964, 30176), (13202, 29632), (14816, 26404), (15088, 25928), (18368, 21298), (18983, 20608)]