20199256320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{181387}}^1$

素因数の和:181440

約数の個数: 144

約数和(自身を含む): 66736272960

約数和(自身を除く): 46537016640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 128, 145, 160, 174, 192, 232, 240, 256, 290, 320, 348, 384, 435, 464, 480, 580, 640, 696, 768, 870, 928, 960, 1160, 1280, 1392, 1740, 1856, 1920, 2320, 2784, 3480, 3712, 3840, 4640, 5568, 6960, 7424, 9280, 11136, 13920, 18560, 22272, 27840, 37120, 55680, 111360, 181387, 362774, 544161, 725548, 906935, 1088322, 1451096, 1813870, 2176644, 2720805, 2902192, 3627740, 4353288, 5260223, 5441610, 5804384, 7255480, 8706576, 10520446, 10883220, 11608768, 14510960, 15780669, 17413152, 21040892, 21766440, 23217536, 26301115, 29021920, 31561338, 34826304, 42081784, 43532880, 46435072, 52602230, 58043840, 63122676, 69652608, 78903345, 84163568, 87065760, 105204460, 116087680, 126245352, 139305216, 157806690, 168327136, 174131520, 210408920, 232175360, 252490704, 315613380, 336654272, 348263040, 420817840, 504981408, 631226760, 673308544, 696526080, 841635680, 1009962816, 1262453520, 1346617088, 1683271360, 2019925632, 2524907040, 3366542720, 4039851264, 5049814080, 6733085440, 10099628160, 20199256320]

約数ペア:

[(1, 20199256320), (2, 10099628160), (3, 6733085440), (4, 5049814080), (5, 4039851264), (6, 3366542720), (8, 2524907040), (10, 2019925632), (12, 1683271360), (15, 1346617088), (16, 1262453520), (20, 1009962816), (24, 841635680), (29, 696526080), (30, 673308544), (32, 631226760), (40, 504981408), (48, 420817840), (58, 348263040), (60, 336654272), (64, 315613380), (80, 252490704), (87, 232175360), (96, 210408920), (116, 174131520), (120, 168327136), (128, 157806690), (145, 139305216), (160, 126245352), (174, 116087680), (192, 105204460), (232, 87065760), (240, 84163568), (256, 78903345), (290, 69652608), (320, 63122676), (348, 58043840), (384, 52602230), (435, 46435072), (464, 43532880), (480, 42081784), (580, 34826304), (640, 31561338), (696, 29021920), (768, 26301115), (870, 23217536), (928, 21766440), (960, 21040892), (1160, 17413152), (1280, 15780669), (1392, 14510960), (1740, 11608768), (1856, 10883220), (1920, 10520446), (2320, 8706576), (2784, 7255480), (3480, 5804384), (3712, 5441610), (3840, 5260223), (4640, 4353288), (5568, 3627740), (6960, 2902192), (7424, 2720805), (9280, 2176644), (11136, 1813870), (13920, 1451096), (18560, 1088322), (22272, 906935), (27840, 725548), (37120, 544161), (55680, 362774), (111360, 181387)]