31457328

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{373}}^1$

素因数の和:642

約数の個数: 80

約数和(自身を含む): 93494016

約数和(自身を除く): 62036688

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 251, 336, 373, 502, 746, 753, 1004, 1119, 1492, 1506, 1757, 2008, 2238, 2611, 2984, 3012, 3514, 4016, 4476, 5222, 5271, 5968, 6024, 7028, 7833, 8952, 10444, 10542, 12048, 14056, 15666, 17904, 20888, 21084, 28112, 31332, 41776, 42168, 62664, 84336, 93623, 125328, 187246, 280869, 374492, 561738, 655361, 748984, 1123476, 1310722, 1497968, 1966083, 2246952, 2621444, 3932166, 4493904, 5242888, 7864332, 10485776, 15728664, 31457328]

約数ペア:

[(1, 31457328), (2, 15728664), (3, 10485776), (4, 7864332), (6, 5242888), (7, 4493904), (8, 3932166), (12, 2621444), (14, 2246952), (16, 1966083), (21, 1497968), (24, 1310722), (28, 1123476), (42, 748984), (48, 655361), (56, 561738), (84, 374492), (112, 280869), (168, 187246), (251, 125328), (336, 93623), (373, 84336), (502, 62664), (746, 42168), (753, 41776), (1004, 31332), (1119, 28112), (1492, 21084), (1506, 20888), (1757, 17904), (2008, 15666), (2238, 14056), (2611, 12048), (2984, 10542), (3012, 10444), (3514, 8952), (4016, 7833), (4476, 7028), (5222, 6024), (5271, 5968)]