16198740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2903}}^1$

素因数の和:2949

約数の個数: 72

約数和(自身を含む): 50738688

約数和(自身を除く): 34539948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 2903, 5580, 5806, 8709, 11612, 14515, 17418, 26127, 29030, 34836, 43545, 52254, 58060, 87090, 89993, 104508, 130635, 174180, 179986, 261270, 269979, 359972, 449965, 522540, 539958, 809937, 899930, 1079916, 1349895, 1619874, 1799860, 2699790, 3239748, 4049685, 5399580, 8099370, 16198740]

約数ペア:

[(1, 16198740), (2, 8099370), (3, 5399580), (4, 4049685), (5, 3239748), (6, 2699790), (9, 1799860), (10, 1619874), (12, 1349895), (15, 1079916), (18, 899930), (20, 809937), (30, 539958), (31, 522540), (36, 449965), (45, 359972), (60, 269979), (62, 261270), (90, 179986), (93, 174180), (124, 130635), (155, 104508), (180, 89993), (186, 87090), (279, 58060), (310, 52254), (372, 43545), (465, 34836), (558, 29030), (620, 26127), (930, 17418), (1116, 14515), (1395, 11612), (1860, 8709), (2790, 5806), (2903, 5580)]