128453400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{71363}}^1$

素因数の和:71385

約数の個数: 72

約数和(自身を含む): 431395380

約数和(自身を除く): 302941980

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 71363, 142726, 214089, 285452, 356815, 428178, 570904, 642267, 713630, 856356, 1070445, 1284534, 1427260, 1712712, 1784075, 2140890, 2569068, 2854520, 3211335, 3568150, 4281780, 5138136, 5352225, 6422670, 7136300, 8563560, 10704450, 12845340, 14272600, 16056675, 21408900, 25690680, 32113350, 42817800, 64226700, 128453400]

約数ペア:

[(1, 128453400), (2, 64226700), (3, 42817800), (4, 32113350), (5, 25690680), (6, 21408900), (8, 16056675), (9, 14272600), (10, 12845340), (12, 10704450), (15, 8563560), (18, 7136300), (20, 6422670), (24, 5352225), (25, 5138136), (30, 4281780), (36, 3568150), (40, 3211335), (45, 2854520), (50, 2569068), (60, 2140890), (72, 1784075), (75, 1712712), (90, 1427260), (100, 1284534), (120, 1070445), (150, 856356), (180, 713630), (200, 642267), (225, 570904), (300, 428178), (360, 356815), (450, 285452), (600, 214089), (900, 142726), (1800, 71363)]