128671872

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{47869}}^1$

素因数の和:47893

約数の個数: 64

約数和(自身を含む): 390619200

約数和(自身を除く): 261947328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 47869, 95738, 143607, 191476, 287214, 335083, 382952, 574428, 670166, 765904, 1005249, 1148856, 1340332, 1531808, 2010498, 2297712, 2680664, 3063616, 4020996, 4595424, 5361328, 6127232, 8041992, 9190848, 10722656, 16083984, 18381696, 21445312, 32167968, 42890624, 64335936, 128671872]

約数ペア:

[(1, 128671872), (2, 64335936), (3, 42890624), (4, 32167968), (6, 21445312), (7, 18381696), (8, 16083984), (12, 10722656), (14, 9190848), (16, 8041992), (21, 6127232), (24, 5361328), (28, 4595424), (32, 4020996), (42, 3063616), (48, 2680664), (56, 2297712), (64, 2010498), (84, 1531808), (96, 1340332), (112, 1148856), (128, 1005249), (168, 765904), (192, 670166), (224, 574428), (336, 382952), (384, 335083), (448, 287214), (672, 191476), (896, 143607), (1344, 95738), (2688, 47869)]