123320176

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{271}}^1$

素因数の和:542

約数の個数: 80

約数和(自身を含む): 291409920

約数和(自身を除く): 168089744

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 239, 271, 272, 476, 478, 542, 952, 956, 1084, 1673, 1897, 1904, 1912, 2168, 3346, 3794, 3824, 4063, 4336, 4607, 6692, 7588, 8126, 9214, 13384, 15176, 16252, 18428, 26768, 28441, 30352, 32249, 32504, 36856, 56882, 64498, 64769, 65008, 73712, 113764, 128996, 129538, 227528, 257992, 259076, 453383, 455056, 515984, 518152, 906766, 1036304, 1101073, 1813532, 2202146, 3627064, 4404292, 7254128, 7707511, 8808584, 15415022, 17617168, 30830044, 61660088, 123320176]

約数ペア:

[(1, 123320176), (2, 61660088), (4, 30830044), (7, 17617168), (8, 15415022), (14, 8808584), (16, 7707511), (17, 7254128), (28, 4404292), (34, 3627064), (56, 2202146), (68, 1813532), (112, 1101073), (119, 1036304), (136, 906766), (238, 518152), (239, 515984), (271, 455056), (272, 453383), (476, 259076), (478, 257992), (542, 227528), (952, 129538), (956, 128996), (1084, 113764), (1673, 73712), (1897, 65008), (1904, 64769), (1912, 64498), (2168, 56882), (3346, 36856), (3794, 32504), (3824, 32249), (4063, 30352), (4336, 28441), (4607, 26768), (6692, 18428), (7588, 16252), (8126, 15176), (9214, 13384)]