247069760

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{2251}}^1$

素因数の和:2289

約数の個数: 112

約数和(自身を含む): 686409600

約数和(自身を除く): 439339840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 343, 392, 448, 490, 560, 686, 784, 980, 1120, 1372, 1568, 1715, 1960, 2240, 2251, 2744, 3136, 3430, 3920, 4502, 5488, 6860, 7840, 9004, 10976, 11255, 13720, 15680, 15757, 18008, 21952, 22510, 27440, 31514, 36016, 45020, 54880, 63028, 72032, 78785, 90040, 109760, 110299, 126056, 144064, 157570, 180080, 220598, 252112, 315140, 360160, 441196, 504224, 551495, 630280, 720320, 772093, 882392, 1008448, 1102990, 1260560, 1544186, 1764784, 2205980, 2521120, 3088372, 3529568, 3860465, 4411960, 5042240, 6176744, 7059136, 7720930, 8823920, 12353488, 15441860, 17647840, 24706976, 30883720, 35295680, 49413952, 61767440, 123534880, 247069760]

約数ペア:

[(1, 247069760), (2, 123534880), (4, 61767440), (5, 49413952), (7, 35295680), (8, 30883720), (10, 24706976), (14, 17647840), (16, 15441860), (20, 12353488), (28, 8823920), (32, 7720930), (35, 7059136), (40, 6176744), (49, 5042240), (56, 4411960), (64, 3860465), (70, 3529568), (80, 3088372), (98, 2521120), (112, 2205980), (140, 1764784), (160, 1544186), (196, 1260560), (224, 1102990), (245, 1008448), (280, 882392), (320, 772093), (343, 720320), (392, 630280), (448, 551495), (490, 504224), (560, 441196), (686, 360160), (784, 315140), (980, 252112), (1120, 220598), (1372, 180080), (1568, 157570), (1715, 144064), (1960, 126056), (2240, 110299), (2251, 109760), (2744, 90040), (3136, 78785), (3430, 72032), (3920, 63028), (4502, 54880), (5488, 45020), (6860, 36016), (7840, 31514), (9004, 27440), (10976, 22510), (11255, 21952), (13720, 18008), (15680, 15757)]