156640064

素因数分解:

$2^6\times 7^2\times {\mathrm{199}}^1\times {\mathrm{251}}^1$

素因数の和:476

約数の個数: 84

約数和(自身を含む): 364845600

約数和(自身を除く): 208205536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 199, 224, 251, 392, 398, 448, 502, 784, 796, 1004, 1393, 1568, 1592, 1757, 2008, 2786, 3136, 3184, 3514, 4016, 5572, 6368, 7028, 8032, 9751, 11144, 12299, 12736, 14056, 16064, 19502, 22288, 24598, 28112, 39004, 44576, 49196, 49949, 56224, 78008, 89152, 98392, 99898, 112448, 156016, 196784, 199796, 312032, 349643, 393568, 399592, 624064, 699286, 787136, 799184, 1398572, 1598368, 2447501, 2797144, 3196736, 4895002, 5594288, 9790004, 11188576, 19580008, 22377152, 39160016, 78320032, 156640064]

約数ペア:

[(1, 156640064), (2, 78320032), (4, 39160016), (7, 22377152), (8, 19580008), (14, 11188576), (16, 9790004), (28, 5594288), (32, 4895002), (49, 3196736), (56, 2797144), (64, 2447501), (98, 1598368), (112, 1398572), (196, 799184), (199, 787136), (224, 699286), (251, 624064), (392, 399592), (398, 393568), (448, 349643), (502, 312032), (784, 199796), (796, 196784), (1004, 156016), (1393, 112448), (1568, 99898), (1592, 98392), (1757, 89152), (2008, 78008), (2786, 56224), (3136, 49949), (3184, 49196), (3514, 44576), (4016, 39004), (5572, 28112), (6368, 24598), (7028, 22288), (8032, 19502), (9751, 16064), (11144, 14056), (12299, 12736)]