257712768

素因数分解:

$2^7\times 3^2\times {\mathrm{349}}^1\times {\mathrm{641}}^1$

素因数の和:1010

約数の個数: 96

約数和(自身を含む): 744880500

約数和(自身を除く): 487167732

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 349, 384, 576, 641, 698, 1047, 1152, 1282, 1396, 1923, 2094, 2564, 2792, 3141, 3846, 4188, 5128, 5584, 5769, 6282, 7692, 8376, 10256, 11168, 11538, 12564, 15384, 16752, 20512, 22336, 23076, 25128, 30768, 33504, 41024, 44672, 46152, 50256, 61536, 67008, 82048, 92304, 100512, 123072, 134016, 184608, 201024, 223709, 246144, 369216, 402048, 447418, 671127, 738432, 894836, 1342254, 1789672, 2013381, 2684508, 3579344, 4026762, 5369016, 7158688, 8053524, 10738032, 14317376, 16107048, 21476064, 28634752, 32214096, 42952128, 64428192, 85904256, 128856384, 257712768]

約数ペア:

[(1, 257712768), (2, 128856384), (3, 85904256), (4, 64428192), (6, 42952128), (8, 32214096), (9, 28634752), (12, 21476064), (16, 16107048), (18, 14317376), (24, 10738032), (32, 8053524), (36, 7158688), (48, 5369016), (64, 4026762), (72, 3579344), (96, 2684508), (128, 2013381), (144, 1789672), (192, 1342254), (288, 894836), (349, 738432), (384, 671127), (576, 447418), (641, 402048), (698, 369216), (1047, 246144), (1152, 223709), (1282, 201024), (1396, 184608), (1923, 134016), (2094, 123072), (2564, 100512), (2792, 92304), (3141, 82048), (3846, 67008), (4188, 61536), (5128, 50256), (5584, 46152), (5769, 44672), (6282, 41024), (7692, 33504), (8376, 30768), (10256, 25128), (11168, 23076), (11538, 22336), (12564, 20512), (15384, 16752)]