1320347940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{121579}}^1$

素因数の和:121772

約数の個数: 48

約数和(自身を含む): 3717430080

約数和(自身を除く): 2397082140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 181, 362, 543, 724, 905, 1086, 1810, 2172, 2715, 3620, 5430, 10860, 121579, 243158, 364737, 486316, 607895, 729474, 1215790, 1458948, 1823685, 2431580, 3647370, 7294740, 22005799, 44011598, 66017397, 88023196, 110028995, 132034794, 220057990, 264069588, 330086985, 440115980, 660173970, 1320347940]

約数ペア:

[(1, 1320347940), (2, 660173970), (3, 440115980), (4, 330086985), (5, 264069588), (6, 220057990), (10, 132034794), (12, 110028995), (15, 88023196), (20, 66017397), (30, 44011598), (60, 22005799), (181, 7294740), (362, 3647370), (543, 2431580), (724, 1823685), (905, 1458948), (1086, 1215790), (1810, 729474), (2172, 607895), (2715, 486316), (3620, 364737), (5430, 243158), (10860, 121579)]