1640442888

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{1084949}}^1$

素因数の和:1084971

約数の個数: 64

約数和(自身を含む): 5207760000

約数和(自身を除く): 3567317112

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 1084949, 2169898, 3254847, 4339796, 6509694, 7594643, 8679592, 9764541, 13019388, 15189286, 19529082, 22783929, 26038776, 29293623, 30378572, 39058164, 45567858, 58587246, 60757144, 68351787, 78116328, 91135716, 117174492, 136703574, 182271432, 205055361, 234348984, 273407148, 410110722, 546814296, 820221444, 1640442888]

約数ペア:

[(1, 1640442888), (2, 820221444), (3, 546814296), (4, 410110722), (6, 273407148), (7, 234348984), (8, 205055361), (9, 182271432), (12, 136703574), (14, 117174492), (18, 91135716), (21, 78116328), (24, 68351787), (27, 60757144), (28, 58587246), (36, 45567858), (42, 39058164), (54, 30378572), (56, 29293623), (63, 26038776), (72, 22783929), (84, 19529082), (108, 15189286), (126, 13019388), (168, 9764541), (189, 8679592), (216, 7594643), (252, 6509694), (378, 4339796), (504, 3254847), (756, 2169898), (1512, 1084949)]