123840900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{15289}}^1$

素因数の和:15315

約数の個数: 90

約数和(自身を含む): 401469530

約数和(自身を除く): 277628630

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2700, 4050, 8100, 15289, 30578, 45867, 61156, 76445, 91734, 137601, 152890, 183468, 229335, 275202, 305780, 382225, 412803, 458670, 550404, 688005, 764450, 825606, 917340, 1146675, 1238409, 1376010, 1528900, 1651212, 2064015, 2293350, 2476818, 2752020, 3440025, 4128030, 4586700, 4953636, 6192045, 6880050, 8256060, 10320075, 12384090, 13760100, 20640150, 24768180, 30960225, 41280300, 61920450, 123840900]

約数ペア:

[(1, 123840900), (2, 61920450), (3, 41280300), (4, 30960225), (5, 24768180), (6, 20640150), (9, 13760100), (10, 12384090), (12, 10320075), (15, 8256060), (18, 6880050), (20, 6192045), (25, 4953636), (27, 4586700), (30, 4128030), (36, 3440025), (45, 2752020), (50, 2476818), (54, 2293350), (60, 2064015), (75, 1651212), (81, 1528900), (90, 1376010), (100, 1238409), (108, 1146675), (135, 917340), (150, 825606), (162, 764450), (180, 688005), (225, 550404), (270, 458670), (300, 412803), (324, 382225), (405, 305780), (450, 275202), (540, 229335), (675, 183468), (810, 152890), (900, 137601), (1350, 91734), (1620, 76445), (2025, 61156), (2700, 45867), (4050, 30578), (8100, 15289)]