388601616

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20089}}^1$

素因数の和:20144

約数の個数: 80

約数和(自身を含む): 1116039680

約数和(自身を除く): 727438064

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 19344, 20089, 40178, 60267, 80356, 120534, 160712, 241068, 261157, 321424, 482136, 522314, 622759, 783471, 964272, 1044628, 1245518, 1566942, 1868277, 2089256, 2491036, 3133884, 3736554, 4178512, 4982072, 6267768, 7473108, 8095867, 9964144, 12535536, 14946216, 16191734, 24287601, 29892432, 32383468, 48575202, 64766936, 97150404, 129533872, 194300808, 388601616]

約数ペア:

[(1, 388601616), (2, 194300808), (3, 129533872), (4, 97150404), (6, 64766936), (8, 48575202), (12, 32383468), (13, 29892432), (16, 24287601), (24, 16191734), (26, 14946216), (31, 12535536), (39, 9964144), (48, 8095867), (52, 7473108), (62, 6267768), (78, 4982072), (93, 4178512), (104, 3736554), (124, 3133884), (156, 2491036), (186, 2089256), (208, 1868277), (248, 1566942), (312, 1245518), (372, 1044628), (403, 964272), (496, 783471), (624, 622759), (744, 522314), (806, 482136), (1209, 321424), (1488, 261157), (1612, 241068), (2418, 160712), (3224, 120534), (4836, 80356), (6448, 60267), (9672, 40178), (19344, 20089)]