256831488

素因数分解:

$2^{12}\times 3^2\times {\mathrm{6967}}^1$

素因数の和:6997

約数の個数: 78

約数和(自身を含む): 741973544

約数和(自身を除く): 485142056

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, 512, 576, 768, 1024, 1152, 1536, 2048, 2304, 3072, 4096, 4608, 6144, 6967, 9216, 12288, 13934, 18432, 20901, 27868, 36864, 41802, 55736, 62703, 83604, 111472, 125406, 167208, 222944, 250812, 334416, 445888, 501624, 668832, 891776, 1003248, 1337664, 1783552, 2006496, 2675328, 3567104, 4012992, 5350656, 7134208, 8025984, 10701312, 14268416, 16051968, 21402624, 28536832, 32103936, 42805248, 64207872, 85610496, 128415744, 256831488]

約数ペア:

[(1, 256831488), (2, 128415744), (3, 85610496), (4, 64207872), (6, 42805248), (8, 32103936), (9, 28536832), (12, 21402624), (16, 16051968), (18, 14268416), (24, 10701312), (32, 8025984), (36, 7134208), (48, 5350656), (64, 4012992), (72, 3567104), (96, 2675328), (128, 2006496), (144, 1783552), (192, 1337664), (256, 1003248), (288, 891776), (384, 668832), (512, 501624), (576, 445888), (768, 334416), (1024, 250812), (1152, 222944), (1536, 167208), (2048, 125406), (2304, 111472), (3072, 83604), (4096, 62703), (4608, 55736), (6144, 41802), (6967, 36864), (9216, 27868), (12288, 20901), (13934, 18432)]