138905856

素因数分解:

$2^8\times 3^2\times {\mathrm{60289}}^1$

素因数の和:60311

約数の個数: 54

約数和(自身を含む): 400506470

約数和(自身を除く): 261600614

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 576, 768, 1152, 2304, 60289, 120578, 180867, 241156, 361734, 482312, 542601, 723468, 964624, 1085202, 1446936, 1929248, 2170404, 2893872, 3858496, 4340808, 5787744, 7716992, 8681616, 11575488, 15433984, 17363232, 23150976, 34726464, 46301952, 69452928, 138905856]

約数ペア:

[(1, 138905856), (2, 69452928), (3, 46301952), (4, 34726464), (6, 23150976), (8, 17363232), (9, 15433984), (12, 11575488), (16, 8681616), (18, 7716992), (24, 5787744), (32, 4340808), (36, 3858496), (48, 2893872), (64, 2170404), (72, 1929248), (96, 1446936), (128, 1085202), (144, 964624), (192, 723468), (256, 542601), (288, 482312), (384, 361734), (576, 241156), (768, 180867), (1152, 120578), (2304, 60289)]