78681344

素因数分解:

$2^8\times 7^1\times {\mathrm{23}}^2\times {\mathrm{83}}^1$

素因数の和:152

約数の個数: 108

約数和(自身を含む): 189895776

約数和(自身を除く): 111214432

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 83, 92, 112, 128, 161, 166, 184, 224, 256, 322, 332, 368, 448, 529, 581, 644, 664, 736, 896, 1058, 1162, 1288, 1328, 1472, 1792, 1909, 2116, 2324, 2576, 2656, 2944, 3703, 3818, 4232, 4648, 5152, 5312, 5888, 7406, 7636, 8464, 9296, 10304, 10624, 13363, 14812, 15272, 16928, 18592, 20608, 21248, 26726, 29624, 30544, 33856, 37184, 41216, 43907, 53452, 59248, 61088, 67712, 74368, 87814, 106904, 118496, 122176, 135424, 148736, 175628, 213808, 236992, 244352, 307349, 351256, 427616, 473984, 488704, 614698, 702512, 855232, 947968, 1229396, 1405024, 1710464, 2458792, 2810048, 3420928, 4917584, 5620096, 9835168, 11240192, 19670336, 39340672, 78681344]

約数ペア:

[(1, 78681344), (2, 39340672), (4, 19670336), (7, 11240192), (8, 9835168), (14, 5620096), (16, 4917584), (23, 3420928), (28, 2810048), (32, 2458792), (46, 1710464), (56, 1405024), (64, 1229396), (83, 947968), (92, 855232), (112, 702512), (128, 614698), (161, 488704), (166, 473984), (184, 427616), (224, 351256), (256, 307349), (322, 244352), (332, 236992), (368, 213808), (448, 175628), (529, 148736), (581, 135424), (644, 122176), (664, 118496), (736, 106904), (896, 87814), (1058, 74368), (1162, 67712), (1288, 61088), (1328, 59248), (1472, 53452), (1792, 43907), (1909, 41216), (2116, 37184), (2324, 33856), (2576, 30544), (2656, 29624), (2944, 26726), (3703, 21248), (3818, 20608), (4232, 18592), (4648, 16928), (5152, 15272), (5312, 14812), (5888, 13363), (7406, 10624), (7636, 10304), (8464, 9296)]