256651776

素因数分解:

$2^9\times 3^2\times {\mathrm{55697}}^1$

素因数の和:55721

約数の個数: 60

約数和(自身を含む): 740727702

約数和(自身を除く): 484075926

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, 1152, 1536, 2304, 4608, 55697, 111394, 167091, 222788, 334182, 445576, 501273, 668364, 891152, 1002546, 1336728, 1782304, 2005092, 2673456, 3564608, 4010184, 5346912, 7129216, 8020368, 10693824, 14258432, 16040736, 21387648, 28516864, 32081472, 42775296, 64162944, 85550592, 128325888, 256651776]

約数ペア:

[(1, 256651776), (2, 128325888), (3, 85550592), (4, 64162944), (6, 42775296), (8, 32081472), (9, 28516864), (12, 21387648), (16, 16040736), (18, 14258432), (24, 10693824), (32, 8020368), (36, 7129216), (48, 5346912), (64, 4010184), (72, 3564608), (96, 2673456), (128, 2005092), (144, 1782304), (192, 1336728), (256, 1002546), (288, 891152), (384, 668364), (512, 501273), (576, 445576), (768, 334182), (1152, 222788), (1536, 167091), (2304, 111394), (4608, 55697)]