15728664

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{373}}^1$

素因数の和:640

約数の個数: 64

約数和(自身を含む): 45239040

約数和(自身を除く): 29510376

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 251, 373, 502, 746, 753, 1004, 1119, 1492, 1506, 1757, 2008, 2238, 2611, 2984, 3012, 3514, 4476, 5222, 5271, 6024, 7028, 7833, 8952, 10444, 10542, 14056, 15666, 20888, 21084, 31332, 42168, 62664, 93623, 187246, 280869, 374492, 561738, 655361, 748984, 1123476, 1310722, 1966083, 2246952, 2621444, 3932166, 5242888, 7864332, 15728664]

約数ペア:

[(1, 15728664), (2, 7864332), (3, 5242888), (4, 3932166), (6, 2621444), (7, 2246952), (8, 1966083), (12, 1310722), (14, 1123476), (21, 748984), (24, 655361), (28, 561738), (42, 374492), (56, 280869), (84, 187246), (168, 93623), (251, 62664), (373, 42168), (502, 31332), (746, 21084), (753, 20888), (1004, 15666), (1119, 14056), (1492, 10542), (1506, 10444), (1757, 8952), (2008, 7833), (2238, 7028), (2611, 6024), (2984, 5271), (3012, 5222), (3514, 4476)]