2064208640

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6529}}^1$

素因数の和:6582

約数の個数: 144

約数和(自身を含む): 5605874400

約数和(自身を除く): 3541665760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 190, 208, 247, 256, 260, 304, 320, 380, 416, 494, 520, 608, 640, 760, 832, 988, 1040, 1216, 1235, 1280, 1520, 1664, 1976, 2080, 2432, 2470, 3040, 3328, 3952, 4160, 4864, 4940, 6080, 6529, 7904, 8320, 9880, 12160, 13058, 15808, 16640, 19760, 24320, 26116, 31616, 32645, 39520, 52232, 63232, 65290, 79040, 84877, 104464, 124051, 130580, 158080, 169754, 208928, 248102, 261160, 316160, 339508, 417856, 424385, 496204, 522320, 620255, 679016, 835712, 848770, 992408, 1044640, 1240510, 1358032, 1612663, 1671424, 1697540, 1984816, 2089280, 2481020, 2716064, 3225326, 3395080, 3969632, 4178560, 4962040, 5432128, 6450652, 6790160, 7939264, 8063315, 8357120, 9924080, 10864256, 12901304, 13580320, 15878528, 16126630, 19848160, 21728512, 25802608, 27160640, 31757056, 32253260, 39696320, 51605216, 54321280, 64506520, 79392640, 103210432, 108642560, 129013040, 158785280, 206420864, 258026080, 412841728, 516052160, 1032104320, 2064208640]

約数ペア:

[(1, 2064208640), (2, 1032104320), (4, 516052160), (5, 412841728), (8, 258026080), (10, 206420864), (13, 158785280), (16, 129013040), (19, 108642560), (20, 103210432), (26, 79392640), (32, 64506520), (38, 54321280), (40, 51605216), (52, 39696320), (64, 32253260), (65, 31757056), (76, 27160640), (80, 25802608), (95, 21728512), (104, 19848160), (128, 16126630), (130, 15878528), (152, 13580320), (160, 12901304), (190, 10864256), (208, 9924080), (247, 8357120), (256, 8063315), (260, 7939264), (304, 6790160), (320, 6450652), (380, 5432128), (416, 4962040), (494, 4178560), (520, 3969632), (608, 3395080), (640, 3225326), (760, 2716064), (832, 2481020), (988, 2089280), (1040, 1984816), (1216, 1697540), (1235, 1671424), (1280, 1612663), (1520, 1358032), (1664, 1240510), (1976, 1044640), (2080, 992408), (2432, 848770), (2470, 835712), (3040, 679016), (3328, 620255), (3952, 522320), (4160, 496204), (4864, 424385), (4940, 417856), (6080, 339508), (6529, 316160), (7904, 261160), (8320, 248102), (9880, 208928), (12160, 169754), (13058, 158080), (15808, 130580), (16640, 124051), (19760, 104464), (24320, 84877), (26116, 79040), (31616, 65290), (32645, 63232), (39520, 52232)]