67727800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{6911}}^1$

素因数の和:6941

約数の個数: 72

約数和(自身を含む): 183202560

約数和(自身を除く): 115474760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4900, 6911, 9800, 13822, 27644, 34555, 48377, 55288, 69110, 96754, 138220, 172775, 193508, 241885, 276440, 338639, 345550, 387016, 483770, 677278, 691100, 967540, 1209425, 1354556, 1382200, 1693195, 1935080, 2418850, 2709112, 3386390, 4837700, 6772780, 8465975, 9675400, 13545560, 16931950, 33863900, 67727800]

約数ペア:

[(1, 67727800), (2, 33863900), (4, 16931950), (5, 13545560), (7, 9675400), (8, 8465975), (10, 6772780), (14, 4837700), (20, 3386390), (25, 2709112), (28, 2418850), (35, 1935080), (40, 1693195), (49, 1382200), (50, 1354556), (56, 1209425), (70, 967540), (98, 691100), (100, 677278), (140, 483770), (175, 387016), (196, 345550), (200, 338639), (245, 276440), (280, 241885), (350, 193508), (392, 172775), (490, 138220), (700, 96754), (980, 69110), (1225, 55288), (1400, 48377), (1960, 34555), (2450, 27644), (4900, 13822), (6911, 9800)]