1212737280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1009}}^1$

素因数の和:1346

約数の個数: 144

約数和(自身を含む): 3889404960

約数和(自身を除く): 2676667680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 313, 320, 384, 480, 626, 640, 768, 939, 960, 1009, 1252, 1280, 1565, 1878, 1920, 2018, 2504, 3027, 3130, 3756, 3840, 4036, 4695, 5008, 5045, 6054, 6260, 7512, 8072, 9390, 10016, 10090, 12108, 12520, 15024, 15135, 16144, 18780, 20032, 20180, 24216, 25040, 30048, 30270, 32288, 37560, 40064, 40360, 48432, 50080, 60096, 60540, 64576, 75120, 80128, 80720, 96864, 100160, 120192, 121080, 129152, 150240, 161440, 193728, 200320, 240384, 242160, 258304, 300480, 315817, 322880, 387456, 400640, 484320, 600960, 631634, 645760, 774912, 947451, 968640, 1201920, 1263268, 1291520, 1579085, 1894902, 1937280, 2526536, 3158170, 3789804, 3874560, 4737255, 5053072, 6316340, 7579608, 9474510, 10106144, 12632680, 15159216, 18949020, 20212288, 25265360, 30318432, 37898040, 40424576, 50530720, 60636864, 75796080, 80849152, 101061440, 121273728, 151592160, 202122880, 242547456, 303184320, 404245760, 606368640, 1212737280]

約数ペア:

[(1, 1212737280), (2, 606368640), (3, 404245760), (4, 303184320), (5, 242547456), (6, 202122880), (8, 151592160), (10, 121273728), (12, 101061440), (15, 80849152), (16, 75796080), (20, 60636864), (24, 50530720), (30, 40424576), (32, 37898040), (40, 30318432), (48, 25265360), (60, 20212288), (64, 18949020), (80, 15159216), (96, 12632680), (120, 10106144), (128, 9474510), (160, 7579608), (192, 6316340), (240, 5053072), (256, 4737255), (313, 3874560), (320, 3789804), (384, 3158170), (480, 2526536), (626, 1937280), (640, 1894902), (768, 1579085), (939, 1291520), (960, 1263268), (1009, 1201920), (1252, 968640), (1280, 947451), (1565, 774912), (1878, 645760), (1920, 631634), (2018, 600960), (2504, 484320), (3027, 400640), (3130, 387456), (3756, 322880), (3840, 315817), (4036, 300480), (4695, 258304), (5008, 242160), (5045, 240384), (6054, 200320), (6260, 193728), (7512, 161440), (8072, 150240), (9390, 129152), (10016, 121080), (10090, 120192), (12108, 100160), (12520, 96864), (15024, 80720), (15135, 80128), (16144, 75120), (18780, 64576), (20032, 60540), (20180, 60096), (24216, 50080), (25040, 48432), (30048, 40360), (30270, 40064), (32288, 37560)]