20791854720

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39667}}^1$

素因数の和:39712

約数の個数: 384

約数和(自身を含む): 88367610240

約数和(自身を除く): 67575755520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 64, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 128, 130, 140, 144, 156, 160, 168, 180, 182, 192, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 312, 315, 320, 336, 360, 364, 384, 390, 416, 420, 448, 455, 468, 480, 504, 520, 546, 560, 576, 585, 624, 630, 640, 672, 720, 728, 780, 819, 832, 840, 896, 910, 936, 960, 1008, 1040, 1092, 1120, 1152, 1170, 1248, 1260, 1344, 1365, 1440, 1456, 1560, 1638, 1664, 1680, 1820, 1872, 1920, 2016, 2080, 2184, 2240, 2340, 2496, 2520, 2688, 2730, 2880, 2912, 3120, 3276, 3360, 3640, 3744, 4032, 4095, 4160, 4368, 4480, 4680, 4992, 5040, 5460, 5760, 5824, 6240, 6552, 6720, 7280, 7488, 8064, 8190, 8320, 8736, 9360, 10080, 10920, 11648, 12480, 13104, 13440, 14560, 14976, 16380, 17472, 18720, 20160, 21840, 24960, 26208, 29120, 32760, 34944, 37440, 39667, 40320, 43680, 52416, 58240, 65520, 74880, 79334, 87360, 104832, 119001, 131040, 158668, 174720, 198335, 238002, 262080, 277669, 317336, 357003, 396670, 476004, 515671, 524160, 555338, 595005, 634672, 714006, 793340, 833007, 952008, 1031342, 1110676, 1190010, 1269344, 1388345, 1428012, 1547013, 1586680, 1666014, 1785015, 1904016, 2062684, 2221352, 2380020, 2499021, 2538688, 2578355, 2776690, 2856024, 3094026, 3173360, 3332028, 3570030, 3609697, 3808032, 4125368, 4165035, 4442704, 4641039, 4760040, 4998042, 5077376, 5156710, 5553380, 5712048, 6188052, 6346720, 6664056, 7140060, 7219394, 7616064, 7735065, 8250736, 8330070, 8885408, 9282078, 9520080, 9996084, 10313420, 10829091, 11106760, 11424096, 12376104, 12495105, 12693440, 13328112, 14280120, 14438788, 15232128, 15470130, 16501472, 16660140, 17770816, 18048485, 18564156, 19040160, 19992168, 20626840, 21658182, 22213520, 22848192, 23205195, 24752208, 24990210, 25386880, 26656224, 28560240, 28877576, 30940260, 32487273, 33002944, 33320280, 35541632, 36096970, 37128312, 38080320, 39984336, 41253680, 43316364, 44427040, 45696384, 46410390, 49504416, 49980420, 53312448, 54145455, 57120480, 57755152, 61880520, 64974546, 66005888, 66640560, 72193940, 74256624, 76160640, 79968672, 82507360, 86632728, 88854080, 92820780, 99008832, 99960840, 106624896, 108290910, 114240960, 115510304, 123761040, 129949092, 133281120, 144387880, 148513248, 159937344, 162436365, 165014720, 173265456, 177708160, 185641560, 198017664, 199921680, 216581820, 228481920, 231020608, 247522080, 259898184, 266562240, 288775760, 297026496, 319874688, 324872730, 330029440, 346530912, 371283120, 399843360, 433163640, 462041216, 495044160, 519796368, 533124480, 577551520, 594052992, 649745460, 693061824, 742566240, 799686720, 866327280, 990088320, 1039592736, 1155103040, 1299490920, 1386123648, 1485132480, 1599373440, 1732654560, 2079185472, 2310206080, 2598981840, 2970264960, 3465309120, 4158370944, 5197963680, 6930618240, 10395927360, 20791854720]

約数ペア:

[(1, 20791854720), (2, 10395927360), (3, 6930618240), (4, 5197963680), (5, 4158370944), (6, 3465309120), (7, 2970264960), (8, 2598981840), (9, 2310206080), (10, 2079185472), (12, 1732654560), (13, 1599373440), (14, 1485132480), (15, 1386123648), (16, 1299490920), (18, 1155103040), (20, 1039592736), (21, 990088320), (24, 866327280), (26, 799686720), (28, 742566240), (30, 693061824), (32, 649745460), (35, 594052992), (36, 577551520), (39, 533124480), (40, 519796368), (42, 495044160), (45, 462041216), (48, 433163640), (52, 399843360), (56, 371283120), (60, 346530912), (63, 330029440), (64, 324872730), (65, 319874688), (70, 297026496), (72, 288775760), (78, 266562240), (80, 259898184), (84, 247522080), (90, 231020608), (91, 228481920), (96, 216581820), (104, 199921680), (105, 198017664), (112, 185641560), (117, 177708160), (120, 173265456), (126, 165014720), (128, 162436365), (130, 159937344), (140, 148513248), (144, 144387880), (156, 133281120), (160, 129949092), (168, 123761040), (180, 115510304), (182, 114240960), (192, 108290910), (195, 106624896), (208, 99960840), (210, 99008832), (224, 92820780), (234, 88854080), (240, 86632728), (252, 82507360), (260, 79968672), (273, 76160640), (280, 74256624), (288, 72193940), (312, 66640560), (315, 66005888), (320, 64974546), (336, 61880520), (360, 57755152), (364, 57120480), (384, 54145455), (390, 53312448), (416, 49980420), (420, 49504416), (448, 46410390), (455, 45696384), (468, 44427040), (480, 43316364), (504, 41253680), (520, 39984336), (546, 38080320), (560, 37128312), (576, 36096970), (585, 35541632), (624, 33320280), (630, 33002944), (640, 32487273), (672, 30940260), (720, 28877576), (728, 28560240), (780, 26656224), (819, 25386880), (832, 24990210), (840, 24752208), (896, 23205195), (910, 22848192), (936, 22213520), (960, 21658182), (1008, 20626840), (1040, 19992168), (1092, 19040160), (1120, 18564156), (1152, 18048485), (1170, 17770816), (1248, 16660140), (1260, 16501472), (1344, 15470130), (1365, 15232128), (1440, 14438788), (1456, 14280120), (1560, 13328112), (1638, 12693440), (1664, 12495105), (1680, 12376104), (1820, 11424096), (1872, 11106760), (1920, 10829091), (2016, 10313420), (2080, 9996084), (2184, 9520080), (2240, 9282078), (2340, 8885408), (2496, 8330070), (2520, 8250736), (2688, 7735065), (2730, 7616064), (2880, 7219394), (2912, 7140060), (3120, 6664056), (3276, 6346720), (3360, 6188052), (3640, 5712048), (3744, 5553380), (4032, 5156710), (4095, 5077376), (4160, 4998042), (4368, 4760040), (4480, 4641039), (4680, 4442704), (4992, 4165035), (5040, 4125368), (5460, 3808032), (5760, 3609697), (5824, 3570030), (6240, 3332028), (6552, 3173360), (6720, 3094026), (7280, 2856024), (7488, 2776690), (8064, 2578355), (8190, 2538688), (8320, 2499021), (8736, 2380020), (9360, 2221352), (10080, 2062684), (10920, 1904016), (11648, 1785015), (12480, 1666014), (13104, 1586680), (13440, 1547013), (14560, 1428012), (14976, 1388345), (16380, 1269344), (17472, 1190010), (18720, 1110676), (20160, 1031342), (21840, 952008), (24960, 833007), (26208, 793340), (29120, 714006), (32760, 634672), (34944, 595005), (37440, 555338), (39667, 524160), (40320, 515671), (43680, 476004), (52416, 396670), (58240, 357003), (65520, 317336), (74880, 277669), (79334, 262080), (87360, 238002), (104832, 198335), (119001, 174720), (131040, 158668)]