211060480

素因数分解:

$2^8\times 5^1\times {\mathrm{181}}^1\times {\mathrm{911}}^1$

素因数の和:1113

約数の個数: 72

約数和(自身を含む): 508906944

約数和(自身を除く): 297846464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 181, 256, 320, 362, 640, 724, 905, 911, 1280, 1448, 1810, 1822, 2896, 3620, 3644, 4555, 5792, 7240, 7288, 9110, 11584, 14480, 14576, 18220, 23168, 28960, 29152, 36440, 46336, 57920, 58304, 72880, 115840, 116608, 145760, 164891, 231680, 233216, 291520, 329782, 583040, 659564, 824455, 1166080, 1319128, 1648910, 2638256, 3297820, 5276512, 6595640, 10553024, 13191280, 21106048, 26382560, 42212096, 52765120, 105530240, 211060480]

約数ペア:

[(1, 211060480), (2, 105530240), (4, 52765120), (5, 42212096), (8, 26382560), (10, 21106048), (16, 13191280), (20, 10553024), (32, 6595640), (40, 5276512), (64, 3297820), (80, 2638256), (128, 1648910), (160, 1319128), (181, 1166080), (256, 824455), (320, 659564), (362, 583040), (640, 329782), (724, 291520), (905, 233216), (911, 231680), (1280, 164891), (1448, 145760), (1810, 116608), (1822, 115840), (2896, 72880), (3620, 58304), (3644, 57920), (4555, 46336), (5792, 36440), (7240, 29152), (7288, 28960), (9110, 23168), (11584, 18220), (14480, 14576)]