84359120

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:372

約数の個数: 80

約数和(自身を含む): 203290560

約数和(自身を除く): 118931440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 137, 172, 179, 215, 274, 344, 358, 430, 548, 685, 688, 716, 860, 895, 1096, 1370, 1432, 1720, 1790, 2192, 2740, 2864, 3440, 3580, 5480, 5891, 7160, 7697, 10960, 11782, 14320, 15394, 23564, 24523, 29455, 30788, 38485, 47128, 49046, 58910, 61576, 76970, 94256, 98092, 117820, 122615, 123152, 153940, 196184, 235640, 245230, 307880, 392368, 471280, 490460, 615760, 980920, 1054489, 1961840, 2108978, 4217956, 5272445, 8435912, 10544890, 16871824, 21089780, 42179560, 84359120]

約数ペア:

[(1, 84359120), (2, 42179560), (4, 21089780), (5, 16871824), (8, 10544890), (10, 8435912), (16, 5272445), (20, 4217956), (40, 2108978), (43, 1961840), (80, 1054489), (86, 980920), (137, 615760), (172, 490460), (179, 471280), (215, 392368), (274, 307880), (344, 245230), (358, 235640), (430, 196184), (548, 153940), (685, 123152), (688, 122615), (716, 117820), (860, 98092), (895, 94256), (1096, 76970), (1370, 61576), (1432, 58910), (1720, 49046), (1790, 47128), (2192, 38485), (2740, 30788), (2864, 29455), (3440, 24523), (3580, 23564), (5480, 15394), (5891, 14320), (7160, 11782), (7697, 10960)]