256444416

素因数分解:

$2^{11}\times 3^2\times {\mathrm{13913}}^1$

素因数の和:13941

約数の個数: 72

約数和(自身を含む): 740711790

約数和(自身を除く): 484267374

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, 4608, 6144, 9216, 13913, 18432, 27826, 41739, 55652, 83478, 111304, 125217, 166956, 222608, 250434, 333912, 445216, 500868, 667824, 890432, 1001736, 1335648, 1780864, 2003472, 2671296, 3561728, 4006944, 5342592, 7123456, 8013888, 10685184, 14246912, 16027776, 21370368, 28493824, 32055552, 42740736, 64111104, 85481472, 128222208, 256444416]

約数ペア:

[(1, 256444416), (2, 128222208), (3, 85481472), (4, 64111104), (6, 42740736), (8, 32055552), (9, 28493824), (12, 21370368), (16, 16027776), (18, 14246912), (24, 10685184), (32, 8013888), (36, 7123456), (48, 5342592), (64, 4006944), (72, 3561728), (96, 2671296), (128, 2003472), (144, 1780864), (192, 1335648), (256, 1001736), (288, 890432), (384, 667824), (512, 500868), (576, 445216), (768, 333912), (1024, 250434), (1152, 222608), (1536, 166956), (2048, 125217), (2304, 111304), (3072, 83478), (4608, 55652), (6144, 41739), (9216, 27826), (13913, 18432)]