161205504

素因数分解:

$2^8\times 3^1\times {\mathrm{79}}^1\times {\mathrm{2657}}^1$

素因数の和:2755

約数の個数: 72

約数和(自身を含む): 434636160

約数和(自身を除く): 273430656

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 79, 96, 128, 158, 192, 237, 256, 316, 384, 474, 632, 768, 948, 1264, 1896, 2528, 2657, 3792, 5056, 5314, 7584, 7971, 10112, 10628, 15168, 15942, 20224, 21256, 30336, 31884, 42512, 60672, 63768, 85024, 127536, 170048, 209903, 255072, 340096, 419806, 510144, 629709, 680192, 839612, 1020288, 1259418, 1679224, 2040576, 2518836, 3358448, 5037672, 6716896, 10075344, 13433792, 20150688, 26867584, 40301376, 53735168, 80602752, 161205504]

約数ペア:

[(1, 161205504), (2, 80602752), (3, 53735168), (4, 40301376), (6, 26867584), (8, 20150688), (12, 13433792), (16, 10075344), (24, 6716896), (32, 5037672), (48, 3358448), (64, 2518836), (79, 2040576), (96, 1679224), (128, 1259418), (158, 1020288), (192, 839612), (237, 680192), (256, 629709), (316, 510144), (384, 419806), (474, 340096), (632, 255072), (768, 209903), (948, 170048), (1264, 127536), (1896, 85024), (2528, 63768), (2657, 60672), (3792, 42512), (5056, 31884), (5314, 30336), (7584, 21256), (7971, 20224), (10112, 15942), (10628, 15168)]