642099456

素因数分解:

$2^8\times 3^2\times {\mathrm{278689}}^1$

素因数の和:278711

約数の個数: 54

約数和(自身を含む): 1851337670

約数和(自身を除く): 1209238214

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, 576, 768, 1152, 2304, 278689, 557378, 836067, 1114756, 1672134, 2229512, 2508201, 3344268, 4459024, 5016402, 6688536, 8918048, 10032804, 13377072, 17836096, 20065608, 26754144, 35672192, 40131216, 53508288, 71344384, 80262432, 107016576, 160524864, 214033152, 321049728, 642099456]

約数ペア:

[(1, 642099456), (2, 321049728), (3, 214033152), (4, 160524864), (6, 107016576), (8, 80262432), (9, 71344384), (12, 53508288), (16, 40131216), (18, 35672192), (24, 26754144), (32, 20065608), (36, 17836096), (48, 13377072), (64, 10032804), (72, 8918048), (96, 6688536), (128, 5016402), (144, 4459024), (192, 3344268), (256, 2508201), (288, 2229512), (384, 1672134), (576, 1114756), (768, 836067), (1152, 557378), (2304, 278689)]