855731968

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:482

約数の個数: 144

約数和(自身を含む): 2127885760

約数和(自身を除く): 1272153792

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 109, 112, 128, 182, 208, 218, 224, 256, 337, 364, 416, 436, 448, 674, 728, 763, 832, 872, 896, 1348, 1417, 1456, 1526, 1664, 1744, 1792, 2359, 2696, 2834, 2912, 3052, 3328, 3488, 4381, 4718, 5392, 5668, 5824, 6104, 6976, 8762, 9436, 9919, 10784, 11336, 11648, 12208, 13952, 17524, 18872, 19838, 21568, 22672, 23296, 24416, 27904, 30667, 35048, 36733, 37744, 39676, 43136, 45344, 48832, 61334, 70096, 73466, 75488, 79352, 86272, 90688, 97664, 122668, 140192, 146932, 150976, 158704, 181376, 195328, 245336, 257131, 280384, 293864, 301952, 317408, 362752, 477529, 490672, 514262, 560768, 587728, 603904, 634816, 955058, 981344, 1028524, 1121536, 1175456, 1269632, 1910116, 1962688, 2057048, 2350912, 2539264, 3342703, 3820232, 3925376, 4114096, 4701824, 6685406, 7640464, 7850752, 8228192, 9403648, 13370812, 15280928, 16456384, 26741624, 30561856, 32912768, 53483248, 61123712, 65825536, 106966496, 122247424, 213932992, 427865984, 855731968]

約数ペア:

[(1, 855731968), (2, 427865984), (4, 213932992), (7, 122247424), (8, 106966496), (13, 65825536), (14, 61123712), (16, 53483248), (26, 32912768), (28, 30561856), (32, 26741624), (52, 16456384), (56, 15280928), (64, 13370812), (91, 9403648), (104, 8228192), (109, 7850752), (112, 7640464), (128, 6685406), (182, 4701824), (208, 4114096), (218, 3925376), (224, 3820232), (256, 3342703), (337, 2539264), (364, 2350912), (416, 2057048), (436, 1962688), (448, 1910116), (674, 1269632), (728, 1175456), (763, 1121536), (832, 1028524), (872, 981344), (896, 955058), (1348, 634816), (1417, 603904), (1456, 587728), (1526, 560768), (1664, 514262), (1744, 490672), (1792, 477529), (2359, 362752), (2696, 317408), (2834, 301952), (2912, 293864), (3052, 280384), (3328, 257131), (3488, 245336), (4381, 195328), (4718, 181376), (5392, 158704), (5668, 150976), (5824, 146932), (6104, 140192), (6976, 122668), (8762, 97664), (9436, 90688), (9919, 86272), (10784, 79352), (11336, 75488), (11648, 73466), (12208, 70096), (13952, 61334), (17524, 48832), (18872, 45344), (19838, 43136), (21568, 39676), (22672, 37744), (23296, 36733), (24416, 35048), (27904, 30667)]