128581632

素因数分解:

$2^{17}\times 3^2\times {\mathrm{109}}^1$

素因数の和:149

約数の個数: 108

約数和(自身を含む): 374864490

約数和(自身を除く): 246282858

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 109, 128, 144, 192, 218, 256, 288, 327, 384, 436, 512, 576, 654, 768, 872, 981, 1024, 1152, 1308, 1536, 1744, 1962, 2048, 2304, 2616, 3072, 3488, 3924, 4096, 4608, 5232, 6144, 6976, 7848, 8192, 9216, 10464, 12288, 13952, 15696, 16384, 18432, 20928, 24576, 27904, 31392, 32768, 36864, 41856, 49152, 55808, 62784, 65536, 73728, 83712, 98304, 111616, 125568, 131072, 147456, 167424, 196608, 223232, 251136, 294912, 334848, 393216, 446464, 502272, 589824, 669696, 892928, 1004544, 1179648, 1339392, 1785856, 2009088, 2678784, 3571712, 4018176, 5357568, 7143424, 8036352, 10715136, 14286848, 16072704, 21430272, 32145408, 42860544, 64290816, 128581632]

約数ペア:

[(1, 128581632), (2, 64290816), (3, 42860544), (4, 32145408), (6, 21430272), (8, 16072704), (9, 14286848), (12, 10715136), (16, 8036352), (18, 7143424), (24, 5357568), (32, 4018176), (36, 3571712), (48, 2678784), (64, 2009088), (72, 1785856), (96, 1339392), (109, 1179648), (128, 1004544), (144, 892928), (192, 669696), (218, 589824), (256, 502272), (288, 446464), (327, 393216), (384, 334848), (436, 294912), (512, 251136), (576, 223232), (654, 196608), (768, 167424), (872, 147456), (981, 131072), (1024, 125568), (1152, 111616), (1308, 98304), (1536, 83712), (1744, 73728), (1962, 65536), (2048, 62784), (2304, 55808), (2616, 49152), (3072, 41856), (3488, 36864), (3924, 32768), (4096, 31392), (4608, 27904), (5232, 24576), (6144, 20928), (6976, 18432), (7848, 16384), (8192, 15696), (9216, 13952), (10464, 12288)]