1821957120

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2081}}^1$

素因数の和:2131

約数の個数: 264

約数和(自身を含む): 6648492240

約数和(自身を除く): 4826535120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 256, 285, 288, 304, 320, 342, 360, 380, 384, 456, 480, 512, 570, 576, 608, 640, 684, 720, 760, 768, 855, 912, 960, 1024, 1140, 1152, 1216, 1280, 1368, 1440, 1520, 1536, 1710, 1824, 1920, 2081, 2280, 2304, 2432, 2560, 2736, 2880, 3040, 3072, 3420, 3648, 3840, 4162, 4560, 4608, 4864, 5120, 5472, 5760, 6080, 6243, 6840, 7296, 7680, 8324, 9120, 9216, 9728, 10405, 10944, 11520, 12160, 12486, 13680, 14592, 15360, 16648, 18240, 18729, 19456, 20810, 21888, 23040, 24320, 24972, 27360, 29184, 31215, 33296, 36480, 37458, 39539, 41620, 43776, 46080, 48640, 49944, 54720, 58368, 62430, 66592, 72960, 74916, 79078, 83240, 87552, 93645, 97280, 99888, 109440, 118617, 124860, 133184, 145920, 149832, 158156, 166480, 175104, 187290, 197695, 199776, 218880, 237234, 249720, 266368, 291840, 299664, 316312, 332960, 355851, 374580, 395390, 399552, 437760, 474468, 499440, 532736, 593085, 599328, 632624, 665920, 711702, 749160, 790780, 799104, 875520, 948936, 998880, 1065472, 1186170, 1198656, 1265248, 1331840, 1423404, 1498320, 1581560, 1598208, 1779255, 1897872, 1997760, 2130944, 2372340, 2397312, 2530496, 2663680, 2846808, 2996640, 3163120, 3196416, 3558510, 3795744, 3995520, 4744680, 4794624, 5060992, 5327360, 5693616, 5993280, 6326240, 6392832, 7117020, 7591488, 7991040, 9489360, 9589248, 10121984, 10654720, 11387232, 11986560, 12652480, 14234040, 15182976, 15982080, 18978720, 19178496, 20243968, 22774464, 23973120, 25304960, 28468080, 30365952, 31964160, 37957440, 40487936, 45548928, 47946240, 50609920, 56936160, 60731904, 75914880, 91097856, 95892480, 101219840, 113872320, 121463808, 151829760, 182195712, 202439680, 227744640, 303659520, 364391424, 455489280, 607319040, 910978560, 1821957120]

約数ペア:

[(1, 1821957120), (2, 910978560), (3, 607319040), (4, 455489280), (5, 364391424), (6, 303659520), (8, 227744640), (9, 202439680), (10, 182195712), (12, 151829760), (15, 121463808), (16, 113872320), (18, 101219840), (19, 95892480), (20, 91097856), (24, 75914880), (30, 60731904), (32, 56936160), (36, 50609920), (38, 47946240), (40, 45548928), (45, 40487936), (48, 37957440), (57, 31964160), (60, 30365952), (64, 28468080), (72, 25304960), (76, 23973120), (80, 22774464), (90, 20243968), (95, 19178496), (96, 18978720), (114, 15982080), (120, 15182976), (128, 14234040), (144, 12652480), (152, 11986560), (160, 11387232), (171, 10654720), (180, 10121984), (190, 9589248), (192, 9489360), (228, 7991040), (240, 7591488), (256, 7117020), (285, 6392832), (288, 6326240), (304, 5993280), (320, 5693616), (342, 5327360), (360, 5060992), (380, 4794624), (384, 4744680), (456, 3995520), (480, 3795744), (512, 3558510), (570, 3196416), (576, 3163120), (608, 2996640), (640, 2846808), (684, 2663680), (720, 2530496), (760, 2397312), (768, 2372340), (855, 2130944), (912, 1997760), (960, 1897872), (1024, 1779255), (1140, 1598208), (1152, 1581560), (1216, 1498320), (1280, 1423404), (1368, 1331840), (1440, 1265248), (1520, 1198656), (1536, 1186170), (1710, 1065472), (1824, 998880), (1920, 948936), (2081, 875520), (2280, 799104), (2304, 790780), (2432, 749160), (2560, 711702), (2736, 665920), (2880, 632624), (3040, 599328), (3072, 593085), (3420, 532736), (3648, 499440), (3840, 474468), (4162, 437760), (4560, 399552), (4608, 395390), (4864, 374580), (5120, 355851), (5472, 332960), (5760, 316312), (6080, 299664), (6243, 291840), (6840, 266368), (7296, 249720), (7680, 237234), (8324, 218880), (9120, 199776), (9216, 197695), (9728, 187290), (10405, 175104), (10944, 166480), (11520, 158156), (12160, 149832), (12486, 145920), (13680, 133184), (14592, 124860), (15360, 118617), (16648, 109440), (18240, 99888), (18729, 97280), (19456, 93645), (20810, 87552), (21888, 83240), (23040, 79078), (24320, 74916), (24972, 72960), (27360, 66592), (29184, 62430), (31215, 58368), (33296, 54720), (36480, 49944), (37458, 48640), (39539, 46080), (41620, 43776)]