15168640

素因数分解:

$2^7\times 5^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 36738360

約数和(自身を除く): 21569720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 173, 274, 320, 346, 548, 640, 685, 692, 865, 1096, 1370, 1384, 1730, 2192, 2740, 2768, 3460, 4384, 5480, 5536, 6920, 8768, 10960, 11072, 13840, 17536, 21920, 22144, 23701, 27680, 43840, 47402, 55360, 87680, 94804, 110720, 118505, 189608, 237010, 379216, 474020, 758432, 948040, 1516864, 1896080, 3033728, 3792160, 7584320, 15168640]

約数ペア:

[(1, 15168640), (2, 7584320), (4, 3792160), (5, 3033728), (8, 1896080), (10, 1516864), (16, 948040), (20, 758432), (32, 474020), (40, 379216), (64, 237010), (80, 189608), (128, 118505), (137, 110720), (160, 94804), (173, 87680), (274, 55360), (320, 47402), (346, 43840), (548, 27680), (640, 23701), (685, 22144), (692, 21920), (865, 17536), (1096, 13840), (1370, 11072), (1384, 10960), (1730, 8768), (2192, 6920), (2740, 5536), (2768, 5480), (3460, 4384)]