312507904

素因数分解:

$2^9\times {\mathrm{41}}^1\times {\mathrm{14887}}^1$

素因数の和:14946

約数の個数: 40

約数和(自身を含む): 639677808

約数和(自身を除く): 327169904

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 512, 656, 1312, 2624, 5248, 10496, 14887, 20992, 29774, 59548, 119096, 238192, 476384, 610367, 952768, 1220734, 1905536, 2441468, 3811072, 4882936, 7622144, 9765872, 19531744, 39063488, 78126976, 156253952, 312507904]

約数ペア:

[(1, 312507904), (2, 156253952), (4, 78126976), (8, 39063488), (16, 19531744), (32, 9765872), (41, 7622144), (64, 4882936), (82, 3811072), (128, 2441468), (164, 1905536), (256, 1220734), (328, 952768), (512, 610367), (656, 476384), (1312, 238192), (2624, 119096), (5248, 59548), (10496, 29774), (14887, 20992)]