66569440

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{1213}}^1$

素因数の和:1249

約数の個数: 96

約数和(自身を含む): 183556800

約数和(自身を除く): 116987360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1120, 1213, 1372, 1568, 1715, 1960, 2426, 2744, 3430, 3920, 4852, 5488, 6065, 6860, 7840, 8491, 9704, 10976, 12130, 13720, 16982, 19408, 24260, 27440, 33964, 38816, 42455, 48520, 54880, 59437, 67928, 84910, 97040, 118874, 135856, 169820, 194080, 237748, 271712, 297185, 339640, 416059, 475496, 594370, 679280, 832118, 950992, 1188740, 1358560, 1664236, 1901984, 2080295, 2377480, 3328472, 4160590, 4754960, 6656944, 8321180, 9509920, 13313888, 16642360, 33284720, 66569440]

約数ペア:

[(1, 66569440), (2, 33284720), (4, 16642360), (5, 13313888), (7, 9509920), (8, 8321180), (10, 6656944), (14, 4754960), (16, 4160590), (20, 3328472), (28, 2377480), (32, 2080295), (35, 1901984), (40, 1664236), (49, 1358560), (56, 1188740), (70, 950992), (80, 832118), (98, 679280), (112, 594370), (140, 475496), (160, 416059), (196, 339640), (224, 297185), (245, 271712), (280, 237748), (343, 194080), (392, 169820), (490, 135856), (560, 118874), (686, 97040), (784, 84910), (980, 67928), (1120, 59437), (1213, 54880), (1372, 48520), (1568, 42455), (1715, 38816), (1960, 33964), (2426, 27440), (2744, 24260), (3430, 19408), (3920, 16982), (4852, 13720), (5488, 12130), (6065, 10976), (6860, 9704), (7840, 8491)]