123489900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{45737}}^1$

素因数の和:45760

約数の個数: 72

約数和(自身を含む): 397005840

約数和(自身を除く): 273515940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 45737, 91474, 137211, 182948, 228685, 274422, 411633, 457370, 548844, 686055, 823266, 914740, 1143425, 1234899, 1372110, 1646532, 2058165, 2286850, 2469798, 2744220, 3430275, 4116330, 4573700, 4939596, 6174495, 6860550, 8232660, 10290825, 12348990, 13721100, 20581650, 24697980, 30872475, 41163300, 61744950, 123489900]

約数ペア:

[(1, 123489900), (2, 61744950), (3, 41163300), (4, 30872475), (5, 24697980), (6, 20581650), (9, 13721100), (10, 12348990), (12, 10290825), (15, 8232660), (18, 6860550), (20, 6174495), (25, 4939596), (27, 4573700), (30, 4116330), (36, 3430275), (45, 2744220), (50, 2469798), (54, 2286850), (60, 2058165), (75, 1646532), (90, 1372110), (100, 1234899), (108, 1143425), (135, 914740), (150, 823266), (180, 686055), (225, 548844), (270, 457370), (300, 411633), (450, 274422), (540, 228685), (675, 182948), (900, 137211), (1350, 91474), (2700, 45737)]