81276360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{919}}^1$

素因数の和:1011

約数の個数: 128

約数和(自身を含む): 270259200

約数和(自身を除く): 188982840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 67, 88, 110, 120, 132, 134, 165, 201, 220, 264, 268, 330, 335, 402, 440, 536, 660, 670, 737, 804, 919, 1005, 1320, 1340, 1474, 1608, 1838, 2010, 2211, 2680, 2757, 2948, 3676, 3685, 4020, 4422, 4595, 5514, 5896, 7352, 7370, 8040, 8844, 9190, 10109, 11028, 11055, 13785, 14740, 17688, 18380, 20218, 22056, 22110, 27570, 29480, 30327, 36760, 40436, 44220, 50545, 55140, 60654, 61573, 80872, 88440, 101090, 110280, 121308, 123146, 151635, 184719, 202180, 242616, 246292, 303270, 307865, 369438, 404360, 492584, 606540, 615730, 677303, 738876, 923595, 1213080, 1231460, 1354606, 1477752, 1847190, 2031909, 2462920, 2709212, 3386515, 3694380, 4063818, 5418424, 6773030, 7388760, 8127636, 10159545, 13546060, 16255272, 20319090, 27092120, 40638180, 81276360]

約数ペア:

[(1, 81276360), (2, 40638180), (3, 27092120), (4, 20319090), (5, 16255272), (6, 13546060), (8, 10159545), (10, 8127636), (11, 7388760), (12, 6773030), (15, 5418424), (20, 4063818), (22, 3694380), (24, 3386515), (30, 2709212), (33, 2462920), (40, 2031909), (44, 1847190), (55, 1477752), (60, 1354606), (66, 1231460), (67, 1213080), (88, 923595), (110, 738876), (120, 677303), (132, 615730), (134, 606540), (165, 492584), (201, 404360), (220, 369438), (264, 307865), (268, 303270), (330, 246292), (335, 242616), (402, 202180), (440, 184719), (536, 151635), (660, 123146), (670, 121308), (737, 110280), (804, 101090), (919, 88440), (1005, 80872), (1320, 61573), (1340, 60654), (1474, 55140), (1608, 50545), (1838, 44220), (2010, 40436), (2211, 36760), (2680, 30327), (2757, 29480), (2948, 27570), (3676, 22110), (3685, 22056), (4020, 20218), (4422, 18380), (4595, 17688), (5514, 14740), (5896, 13785), (7352, 11055), (7370, 11028), (8040, 10109), (8844, 9190)]