15691640240

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1109}}^1\times {\mathrm{1291}}^1$

素因数の和:2550

約数の個数: 80

約数和(自身を含む): 36810992160

約数和(自身を除く): 21119351920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1109, 1291, 1370, 2192, 2218, 2582, 2740, 4436, 5164, 5480, 5545, 6455, 8872, 10328, 10960, 11090, 12910, 17744, 20656, 22180, 25820, 44360, 51640, 88720, 103280, 151933, 176867, 303866, 353734, 607732, 707468, 759665, 884335, 1215464, 1414936, 1431719, 1519330, 1768670, 2430928, 2829872, 2863438, 3038660, 3537340, 5726876, 6077320, 7074680, 7158595, 11453752, 12154640, 14149360, 14317190, 22907504, 28634380, 57268760, 114537520, 196145503, 392291006, 784582012, 980727515, 1569164024, 1961455030, 3138328048, 3922910060, 7845820120, 15691640240]

約数ペア:

[(1, 15691640240), (2, 7845820120), (4, 3922910060), (5, 3138328048), (8, 1961455030), (10, 1569164024), (16, 980727515), (20, 784582012), (40, 392291006), (80, 196145503), (137, 114537520), (274, 57268760), (548, 28634380), (685, 22907504), (1096, 14317190), (1109, 14149360), (1291, 12154640), (1370, 11453752), (2192, 7158595), (2218, 7074680), (2582, 6077320), (2740, 5726876), (4436, 3537340), (5164, 3038660), (5480, 2863438), (5545, 2829872), (6455, 2430928), (8872, 1768670), (10328, 1519330), (10960, 1431719), (11090, 1414936), (12910, 1215464), (17744, 884335), (20656, 759665), (22180, 707468), (25820, 607732), (44360, 353734), (51640, 303866), (88720, 176867), (103280, 151933)]