2720545920

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{503}}^1$

素因数の和:844

約数の個数: 256

約数和(自身を含む): 9685267200

約数和(自身を除く): 6964721280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 313, 320, 360, 384, 432, 480, 503, 540, 576, 626, 640, 720, 864, 939, 960, 1006, 1080, 1152, 1252, 1440, 1509, 1565, 1728, 1878, 1920, 2012, 2160, 2504, 2515, 2817, 2880, 3018, 3130, 3456, 3756, 4024, 4320, 4527, 4695, 5008, 5030, 5634, 5760, 6036, 6260, 7512, 7545, 8048, 8451, 8640, 9054, 9390, 10016, 10060, 11268, 12072, 12520, 13581, 14085, 15024, 15090, 16096, 16902, 17280, 18108, 18780, 20032, 20120, 22536, 22635, 24144, 25040, 27162, 28170, 30048, 30180, 32192, 33804, 36216, 37560, 40064, 40240, 42255, 45072, 45270, 48288, 50080, 54324, 56340, 60096, 60360, 64384, 67608, 67905, 72432, 75120, 80480, 84510, 90144, 90540, 96576, 100160, 108648, 112680, 120192, 120720, 135216, 135810, 144864, 150240, 157439, 160960, 169020, 180288, 181080, 193152, 200320, 217296, 225360, 241440, 270432, 271620, 289728, 300480, 314878, 321920, 338040, 360576, 362160, 434592, 450720, 472317, 482880, 540864, 543240, 579456, 600960, 629756, 676080, 724320, 787195, 869184, 901440, 944634, 965760, 1081728, 1086480, 1259512, 1352160, 1416951, 1448640, 1574390, 1738368, 1802880, 1889268, 2172960, 2361585, 2519024, 2704320, 2833902, 2897280, 3148780, 3778536, 4250853, 4345920, 4723170, 5038048, 5408640, 5667804, 6297560, 7084755, 7557072, 8501706, 8691840, 9446340, 10076096, 11335608, 12595120, 14169510, 15114144, 17003412, 18892680, 20152192, 21254265, 22671216, 25190240, 28339020, 30228288, 34006824, 37785360, 42508530, 45342432, 50380480, 56678040, 60456576, 68013648, 75570720, 85017060, 90684864, 100760960, 113356080, 136027296, 151141440, 170034120, 181369728, 226712160, 272054592, 302282880, 340068240, 453424320, 544109184, 680136480, 906848640, 1360272960, 2720545920]

約数ペア:

[(1, 2720545920), (2, 1360272960), (3, 906848640), (4, 680136480), (5, 544109184), (6, 453424320), (8, 340068240), (9, 302282880), (10, 272054592), (12, 226712160), (15, 181369728), (16, 170034120), (18, 151141440), (20, 136027296), (24, 113356080), (27, 100760960), (30, 90684864), (32, 85017060), (36, 75570720), (40, 68013648), (45, 60456576), (48, 56678040), (54, 50380480), (60, 45342432), (64, 42508530), (72, 37785360), (80, 34006824), (90, 30228288), (96, 28339020), (108, 25190240), (120, 22671216), (128, 21254265), (135, 20152192), (144, 18892680), (160, 17003412), (180, 15114144), (192, 14169510), (216, 12595120), (240, 11335608), (270, 10076096), (288, 9446340), (313, 8691840), (320, 8501706), (360, 7557072), (384, 7084755), (432, 6297560), (480, 5667804), (503, 5408640), (540, 5038048), (576, 4723170), (626, 4345920), (640, 4250853), (720, 3778536), (864, 3148780), (939, 2897280), (960, 2833902), (1006, 2704320), (1080, 2519024), (1152, 2361585), (1252, 2172960), (1440, 1889268), (1509, 1802880), (1565, 1738368), (1728, 1574390), (1878, 1448640), (1920, 1416951), (2012, 1352160), (2160, 1259512), (2504, 1086480), (2515, 1081728), (2817, 965760), (2880, 944634), (3018, 901440), (3130, 869184), (3456, 787195), (3756, 724320), (4024, 676080), (4320, 629756), (4527, 600960), (4695, 579456), (5008, 543240), (5030, 540864), (5634, 482880), (5760, 472317), (6036, 450720), (6260, 434592), (7512, 362160), (7545, 360576), (8048, 338040), (8451, 321920), (8640, 314878), (9054, 300480), (9390, 289728), (10016, 271620), (10060, 270432), (11268, 241440), (12072, 225360), (12520, 217296), (13581, 200320), (14085, 193152), (15024, 181080), (15090, 180288), (16096, 169020), (16902, 160960), (17280, 157439), (18108, 150240), (18780, 144864), (20032, 135810), (20120, 135216), (22536, 120720), (22635, 120192), (24144, 112680), (25040, 108648), (27162, 100160), (28170, 96576), (30048, 90540), (30180, 90144), (32192, 84510), (33804, 80480), (36216, 75120), (37560, 72432), (40064, 67905), (40240, 67608), (42255, 64384), (45072, 60360), (45270, 60096), (48288, 56340), (50080, 54324)]