8181181440

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{19727}}^1$

素因数の和:19764

約数の個数: 220

約数和(自身を含む): 29318214816

約数和(自身を除く): 21137033376

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, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1024, 1080, 1152, 1280, 1296, 1440, 1536, 1620, 1728, 1920, 2160, 2304, 2560, 2592, 2880, 3072, 3240, 3456, 3840, 4320, 4608, 5120, 5184, 5760, 6480, 6912, 7680, 8640, 9216, 10368, 11520, 12960, 13824, 15360, 17280, 19727, 20736, 23040, 25920, 27648, 34560, 39454, 41472, 46080, 51840, 59181, 69120, 78908, 82944, 98635, 103680, 118362, 138240, 157816, 177543, 197270, 207360, 236724, 295905, 315632, 355086, 394540, 414720, 473448, 532629, 591810, 631264, 710172, 789080, 887715, 946896, 1065258, 1183620, 1262528, 1420344, 1578160, 1597887, 1775430, 1893792, 2130516, 2367240, 2525056, 2663145, 2840688, 3156320, 3195774, 3550860, 3787584, 4261032, 4734480, 5050112, 5326290, 5681376, 6312640, 6391548, 7101720, 7575168, 7989435, 8522064, 9468960, 10100224, 10652580, 11362752, 12625280, 12783096, 14203440, 15150336, 15978870, 17044128, 18937920, 20200448, 21305160, 22725504, 25250560, 25566192, 28406880, 30300672, 31957740, 34088256, 37875840, 42610320, 45451008, 50501120, 51132384, 56813760, 60601344, 63915480, 68176512, 75751680, 85220640, 90902016, 101002240, 102264768, 113627520, 127830960, 136353024, 151503360, 170441280, 181804032, 204529536, 227255040, 255661920, 272706048, 303006720, 340882560, 409059072, 454510080, 511323840, 545412096, 681765120, 818118144, 909020160, 1022647680, 1363530240, 1636236288, 2045295360, 2727060480, 4090590720, 8181181440]

約数ペア:

[(1, 8181181440), (2, 4090590720), (3, 2727060480), (4, 2045295360), (5, 1636236288), (6, 1363530240), (8, 1022647680), (9, 909020160), (10, 818118144), (12, 681765120), (15, 545412096), (16, 511323840), (18, 454510080), (20, 409059072), (24, 340882560), (27, 303006720), (30, 272706048), (32, 255661920), (36, 227255040), (40, 204529536), (45, 181804032), (48, 170441280), (54, 151503360), (60, 136353024), (64, 127830960), (72, 113627520), (80, 102264768), (81, 101002240), (90, 90902016), (96, 85220640), (108, 75751680), (120, 68176512), (128, 63915480), (135, 60601344), (144, 56813760), (160, 51132384), (162, 50501120), (180, 45451008), (192, 42610320), (216, 37875840), (240, 34088256), (256, 31957740), (270, 30300672), (288, 28406880), (320, 25566192), (324, 25250560), (360, 22725504), (384, 21305160), (405, 20200448), (432, 18937920), (480, 17044128), (512, 15978870), (540, 15150336), (576, 14203440), (640, 12783096), (648, 12625280), (720, 11362752), (768, 10652580), (810, 10100224), (864, 9468960), (960, 8522064), (1024, 7989435), (1080, 7575168), (1152, 7101720), (1280, 6391548), (1296, 6312640), (1440, 5681376), (1536, 5326290), (1620, 5050112), (1728, 4734480), (1920, 4261032), (2160, 3787584), (2304, 3550860), (2560, 3195774), (2592, 3156320), (2880, 2840688), (3072, 2663145), (3240, 2525056), (3456, 2367240), (3840, 2130516), (4320, 1893792), (4608, 1775430), (5120, 1597887), (5184, 1578160), (5760, 1420344), (6480, 1262528), (6912, 1183620), (7680, 1065258), (8640, 946896), (9216, 887715), (10368, 789080), (11520, 710172), (12960, 631264), (13824, 591810), (15360, 532629), (17280, 473448), (19727, 414720), (20736, 394540), (23040, 355086), (25920, 315632), (27648, 295905), (34560, 236724), (39454, 207360), (41472, 197270), (46080, 177543), (51840, 157816), (59181, 138240), (69120, 118362), (78908, 103680), (82944, 98635)]