20490695680

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:274

約数の個数: 528

約数和(自身を含む): 64731052800

約数和(自身を除く): 44240357120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 32, 34, 35, 40, 52, 56, 64, 65, 68, 70, 80, 85, 91, 104, 112, 119, 128, 130, 136, 140, 160, 169, 170, 182, 199, 208, 221, 224, 238, 256, 260, 272, 280, 320, 338, 340, 364, 398, 416, 442, 448, 455, 476, 512, 520, 544, 560, 595, 640, 676, 680, 728, 796, 832, 845, 884, 896, 910, 952, 995, 1024, 1040, 1088, 1105, 1120, 1183, 1190, 1280, 1352, 1360, 1393, 1456, 1547, 1592, 1664, 1690, 1768, 1792, 1820, 1904, 1990, 2080, 2176, 2210, 2240, 2366, 2380, 2560, 2587, 2704, 2720, 2786, 2873, 2912, 3094, 3184, 3328, 3380, 3383, 3536, 3584, 3640, 3808, 3980, 4160, 4352, 4420, 4480, 4732, 4760, 5120, 5174, 5408, 5440, 5572, 5746, 5824, 5915, 6188, 6368, 6656, 6760, 6766, 6965, 7072, 7168, 7280, 7616, 7735, 7960, 8320, 8704, 8840, 8960, 9464, 9520, 10348, 10816, 10880, 11144, 11492, 11648, 11830, 12376, 12736, 12935, 13312, 13520, 13532, 13930, 14144, 14365, 14560, 15232, 15470, 15920, 16640, 16915, 17408, 17680, 17920, 18109, 18928, 19040, 20111, 20696, 21632, 21760, 22288, 22984, 23296, 23660, 23681, 24752, 25472, 25870, 27040, 27064, 27860, 28288, 28730, 29120, 30464, 30940, 31840, 33280, 33631, 33830, 35360, 35840, 36218, 37856, 38080, 40222, 41392, 43264, 43520, 43979, 44576, 45968, 46592, 47320, 47362, 49504, 50944, 51740, 54080, 54128, 55720, 56576, 57460, 58240, 60928, 61880, 63680, 66560, 67262, 67660, 70720, 72436, 75712, 76160, 80444, 82784, 86528, 87040, 87958, 89152, 90545, 91936, 93184, 94640, 94724, 99008, 100555, 101888, 103480, 108160, 108256, 111440, 113152, 114920, 116480, 118405, 121856, 123760, 127360, 134524, 135320, 141440, 144872, 151424, 152320, 160888, 165568, 168155, 173056, 175916, 178304, 181090, 183872, 189280, 189448, 198016, 201110, 203776, 206960, 216320, 216512, 219895, 222880, 226304, 229840, 232960, 235417, 236810, 247520, 254720, 269048, 270640, 282880, 289744, 302848, 304640, 307853, 321776, 331136, 336310, 351832, 356608, 362180, 367744, 378560, 378896, 396032, 402220, 413920, 432640, 433024, 439790, 445760, 459680, 465920, 470834, 473620, 495040, 509440, 538096, 541280, 565760, 571727, 579488, 605696, 609280, 615706, 643552, 662272, 672620, 703664, 713216, 724360, 735488, 757120, 757792, 792064, 804440, 827840, 865280, 866048, 879580, 891520, 919360, 941668, 947240, 990080, 1018880, 1076192, 1082560, 1131520, 1143454, 1158976, 1177085, 1211392, 1231412, 1287104, 1324544, 1345240, 1407328, 1426432, 1448720, 1470976, 1514240, 1515584, 1539265, 1584128, 1608880, 1655680, 1732096, 1759160, 1783040, 1838720, 1883336, 1894480, 1980160, 2152384, 2165120, 2286908, 2317952, 2354170, 2462824, 2574208, 2649088, 2690480, 2814656, 2858635, 2897440, 2941952, 3028480, 3031168, 3078530, 3217760, 3311360, 3464192, 3518320, 3566080, 3677440, 3766672, 3788960, 3960320, 4002089, 4304768, 4330240, 4573816, 4635904, 4708340, 4925648, 5148416, 5380960, 5629312, 5717270, 5794880, 6056960, 6062336, 6157060, 6435520, 6622720, 7036640, 7132160, 7354880, 7533344, 7577920, 7920640, 8004178, 8609536, 8660480, 9147632, 9271808, 9416680, 9851296, 10296832, 10761920, 11258624, 11434540, 11589760, 12124672, 12314120, 12871040, 13245440, 14073280, 14709760, 15066688, 15155840, 16008356, 17219072, 17320960, 18295264, 18543616, 18833360, 19702592, 20010445, 20593664, 21523840, 22517248, 22869080, 23179520, 24249344, 24628240, 25742080, 28146560, 30133376, 30311680, 32016712, 34438144, 36590528, 37666720, 39405184, 40020890, 43047680, 45034496, 45738160, 46359040, 49256480, 51484160, 56293120, 60266752, 60623360, 64033424, 73181056, 75333440, 78810368, 80041780, 86095360, 91476320, 92718080, 98512960, 102968320, 112586240, 120533504, 121246720, 128066848, 146362112, 150666880, 157620736, 160083560, 172190720, 182952640, 197025920, 225172480, 241067008, 256133696, 292724224, 301333760, 315241472, 320167120, 365905280, 394051840, 512267392, 585448448, 602667520, 640334240, 731810560, 788103680, 1024534784, 1205335040, 1280668480, 1463621120, 1576207360, 2049069568, 2561336960, 2927242240, 4098139136, 5122673920, 10245347840, 20490695680]

約数ペア:

[(1, 20490695680), (2, 10245347840), (4, 5122673920), (5, 4098139136), (7, 2927242240), (8, 2561336960), (10, 2049069568), (13, 1576207360), (14, 1463621120), (16, 1280668480), (17, 1205335040), (20, 1024534784), (26, 788103680), (28, 731810560), (32, 640334240), (34, 602667520), (35, 585448448), (40, 512267392), (52, 394051840), (56, 365905280), (64, 320167120), (65, 315241472), (68, 301333760), (70, 292724224), (80, 256133696), (85, 241067008), (91, 225172480), (104, 197025920), (112, 182952640), (119, 172190720), (128, 160083560), (130, 157620736), (136, 150666880), (140, 146362112), (160, 128066848), (169, 121246720), (170, 120533504), (182, 112586240), (199, 102968320), (208, 98512960), (221, 92718080), (224, 91476320), (238, 86095360), (256, 80041780), (260, 78810368), (272, 75333440), (280, 73181056), (320, 64033424), (338, 60623360), (340, 60266752), (364, 56293120), (398, 51484160), (416, 49256480), (442, 46359040), (448, 45738160), (455, 45034496), (476, 43047680), (512, 40020890), (520, 39405184), (544, 37666720), (560, 36590528), (595, 34438144), (640, 32016712), (676, 30311680), (680, 30133376), (728, 28146560), (796, 25742080), (832, 24628240), (845, 24249344), (884, 23179520), (896, 22869080), (910, 22517248), (952, 21523840), (995, 20593664), (1024, 20010445), (1040, 19702592), (1088, 18833360), (1105, 18543616), (1120, 18295264), (1183, 17320960), (1190, 17219072), (1280, 16008356), (1352, 15155840), (1360, 15066688), (1393, 14709760), (1456, 14073280), (1547, 13245440), (1592, 12871040), (1664, 12314120), (1690, 12124672), (1768, 11589760), (1792, 11434540), (1820, 11258624), (1904, 10761920), (1990, 10296832), (2080, 9851296), (2176, 9416680), (2210, 9271808), (2240, 9147632), (2366, 8660480), (2380, 8609536), (2560, 8004178), (2587, 7920640), (2704, 7577920), (2720, 7533344), (2786, 7354880), (2873, 7132160), (2912, 7036640), (3094, 6622720), (3184, 6435520), (3328, 6157060), (3380, 6062336), (3383, 6056960), (3536, 5794880), (3584, 5717270), (3640, 5629312), (3808, 5380960), (3980, 5148416), (4160, 4925648), (4352, 4708340), (4420, 4635904), (4480, 4573816), (4732, 4330240), (4760, 4304768), (5120, 4002089), (5174, 3960320), (5408, 3788960), (5440, 3766672), (5572, 3677440), (5746, 3566080), (5824, 3518320), (5915, 3464192), (6188, 3311360), (6368, 3217760), (6656, 3078530), (6760, 3031168), (6766, 3028480), (6965, 2941952), (7072, 2897440), (7168, 2858635), (7280, 2814656), (7616, 2690480), (7735, 2649088), (7960, 2574208), (8320, 2462824), (8704, 2354170), (8840, 2317952), (8960, 2286908), (9464, 2165120), (9520, 2152384), (10348, 1980160), (10816, 1894480), (10880, 1883336), (11144, 1838720), (11492, 1783040), (11648, 1759160), (11830, 1732096), (12376, 1655680), (12736, 1608880), (12935, 1584128), (13312, 1539265), (13520, 1515584), (13532, 1514240), (13930, 1470976), (14144, 1448720), (14365, 1426432), (14560, 1407328), (15232, 1345240), (15470, 1324544), (15920, 1287104), (16640, 1231412), (16915, 1211392), (17408, 1177085), (17680, 1158976), (17920, 1143454), (18109, 1131520), (18928, 1082560), (19040, 1076192), (20111, 1018880), (20696, 990080), (21632, 947240), (21760, 941668), (22288, 919360), (22984, 891520), (23296, 879580), (23660, 866048), (23681, 865280), (24752, 827840), (25472, 804440), (25870, 792064), (27040, 757792), (27064, 757120), (27860, 735488), (28288, 724360), (28730, 713216), (29120, 703664), (30464, 672620), (30940, 662272), (31840, 643552), (33280, 615706), (33631, 609280), (33830, 605696), (35360, 579488), (35840, 571727), (36218, 565760), (37856, 541280), (38080, 538096), (40222, 509440), (41392, 495040), (43264, 473620), (43520, 470834), (43979, 465920), (44576, 459680), (45968, 445760), (46592, 439790), (47320, 433024), (47362, 432640), (49504, 413920), (50944, 402220), (51740, 396032), (54080, 378896), (54128, 378560), (55720, 367744), (56576, 362180), (57460, 356608), (58240, 351832), (60928, 336310), (61880, 331136), (63680, 321776), (66560, 307853), (67262, 304640), (67660, 302848), (70720, 289744), (72436, 282880), (75712, 270640), (76160, 269048), (80444, 254720), (82784, 247520), (86528, 236810), (87040, 235417), (87958, 232960), (89152, 229840), (90545, 226304), (91936, 222880), (93184, 219895), (94640, 216512), (94724, 216320), (99008, 206960), (100555, 203776), (101888, 201110), (103480, 198016), (108160, 189448), (108256, 189280), (111440, 183872), (113152, 181090), (114920, 178304), (116480, 175916), (118405, 173056), (121856, 168155), (123760, 165568), (127360, 160888), (134524, 152320), (135320, 151424), (141440, 144872)]