31426740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{7591}}^1$

素因数の和:7629

約数の個数: 72

約数和(自身を含む): 99485568

約数和(自身を除く): 68058828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 7591, 15182, 22773, 30364, 37955, 45546, 68319, 75910, 91092, 113865, 136638, 151820, 174593, 227730, 273276, 341595, 349186, 455460, 523779, 683190, 698372, 872965, 1047558, 1366380, 1571337, 1745930, 2095116, 2618895, 3142674, 3491860, 5237790, 6285348, 7856685, 10475580, 15713370, 31426740]

約数ペア:

[(1, 31426740), (2, 15713370), (3, 10475580), (4, 7856685), (5, 6285348), (6, 5237790), (9, 3491860), (10, 3142674), (12, 2618895), (15, 2095116), (18, 1745930), (20, 1571337), (23, 1366380), (30, 1047558), (36, 872965), (45, 698372), (46, 683190), (60, 523779), (69, 455460), (90, 349186), (92, 341595), (115, 273276), (138, 227730), (180, 174593), (207, 151820), (230, 136638), (276, 113865), (345, 91092), (414, 75910), (460, 68319), (690, 45546), (828, 37955), (1035, 30364), (1380, 22773), (2070, 15182), (4140, 7591)]