720042408

素因数分解:

$2^3\times 3^2\times {\mathrm{137}}^1\times {\mathrm{72997}}^1$

素因数の和:73146

約数の個数: 48

約数和(自身を含む): 1964376180

約数和(自身を除く): 1244333772

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 137, 274, 411, 548, 822, 1096, 1233, 1644, 2466, 3288, 4932, 9864, 72997, 145994, 218991, 291988, 437982, 583976, 656973, 875964, 1313946, 1751928, 2627892, 5255784, 10000589, 20001178, 30001767, 40002356, 60003534, 80004712, 90005301, 120007068, 180010602, 240014136, 360021204, 720042408]

約数ペア:

[(1, 720042408), (2, 360021204), (3, 240014136), (4, 180010602), (6, 120007068), (8, 90005301), (9, 80004712), (12, 60003534), (18, 40002356), (24, 30001767), (36, 20001178), (72, 10000589), (137, 5255784), (274, 2627892), (411, 1751928), (548, 1313946), (822, 875964), (1096, 656973), (1233, 583976), (1644, 437982), (2466, 291988), (3288, 218991), (4932, 145994), (9864, 72997)]