20556802560

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:404

約数の個数: 640

約数和(自身を含む): 80778829824

約数和(自身を除く): 60222027264

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 64, 68, 70, 80, 83, 84, 85, 96, 102, 105, 112, 119, 120, 128, 136, 140, 160, 166, 168, 170, 192, 204, 210, 224, 238, 240, 249, 255, 256, 271, 272, 280, 320, 332, 336, 340, 357, 384, 408, 415, 420, 448, 476, 480, 498, 510, 512, 542, 544, 560, 581, 595, 640, 664, 672, 680, 714, 768, 813, 816, 830, 840, 896, 952, 960, 996, 1020, 1084, 1088, 1120, 1162, 1190, 1245, 1280, 1328, 1344, 1355, 1360, 1411, 1428, 1536, 1626, 1632, 1660, 1680, 1743, 1785, 1792, 1897, 1904, 1920, 1992, 2040, 2168, 2176, 2240, 2324, 2380, 2490, 2560, 2656, 2688, 2710, 2720, 2822, 2856, 2905, 3252, 3264, 3320, 3360, 3486, 3570, 3584, 3794, 3808, 3840, 3984, 4065, 4080, 4233, 4336, 4352, 4480, 4607, 4648, 4760, 4980, 5312, 5376, 5420, 5440, 5644, 5691, 5712, 5810, 6504, 6528, 6640, 6720, 6972, 7055, 7140, 7588, 7616, 7680, 7968, 8130, 8160, 8466, 8672, 8704, 8715, 8960, 9214, 9296, 9485, 9520, 9877, 9960, 10624, 10752, 10840, 10880, 11288, 11382, 11424, 11620, 13008, 13056, 13280, 13440, 13821, 13944, 14110, 14280, 15176, 15232, 15936, 16260, 16320, 16932, 17344, 17430, 17920, 18428, 18592, 18970, 19040, 19754, 19920, 21165, 21248, 21680, 21760, 22493, 22576, 22764, 22848, 23035, 23240, 26016, 26112, 26560, 26880, 27642, 27888, 28220, 28455, 28560, 29631, 30352, 30464, 31872, 32249, 32520, 32640, 33864, 34688, 34860, 36856, 37184, 37940, 38080, 39508, 39840, 42330, 42496, 43360, 43520, 44986, 45152, 45528, 45696, 46070, 46480, 49385, 52032, 53120, 53760, 55284, 55776, 56440, 56910, 57120, 59262, 60704, 60928, 63744, 64498, 65040, 65280, 67479, 67728, 69105, 69376, 69720, 73712, 74368, 75880, 76160, 79016, 79680, 84660, 86720, 89972, 90304, 91056, 91392, 92140, 92960, 96747, 98770, 104064, 106240, 110568, 111552, 112465, 112880, 113820, 114240, 118524, 121408, 127488, 128996, 130080, 130560, 134958, 135456, 138210, 138752, 139440, 147424, 148155, 148736, 151760, 152320, 157451, 158032, 159360, 161245, 169320, 173440, 179944, 180608, 182112, 182784, 184280, 185920, 193494, 197540, 208128, 212480, 221136, 223104, 224930, 225760, 227640, 228480, 237048, 242816, 257992, 260160, 269916, 270912, 276420, 278880, 294848, 296310, 297472, 303520, 304640, 314902, 316064, 318720, 322490, 337395, 338640, 346880, 359888, 361216, 364224, 368560, 371840, 382381, 386988, 395080, 416256, 442272, 446208, 449860, 451520, 455280, 456960, 472353, 474096, 483735, 485632, 515984, 520320, 539832, 541824, 552840, 557760, 589696, 592620, 607040, 629804, 632128, 637440, 644980, 674790, 677280, 693760, 719776, 722432, 728448, 737120, 743680, 764762, 773976, 787255, 790160, 884544, 892416, 899720, 903040, 910560, 913920, 944706, 948192, 967470, 971264, 1031968, 1040640, 1079664, 1083648, 1105680, 1115520, 1147143, 1179392, 1185240, 1214080, 1259608, 1264256, 1289960, 1349580, 1354560, 1439552, 1456896, 1474240, 1487360, 1529524, 1547952, 1574510, 1580320, 1769088, 1799440, 1806080, 1821120, 1889412, 1896384, 1911905, 1934940, 2063936, 2081280, 2159328, 2167296, 2211360, 2231040, 2294286, 2358784, 2361765, 2370480, 2428160, 2519216, 2528512, 2579920, 2676667, 2699160, 2709120, 2879104, 2913792, 2948480, 3059048, 3095904, 3149020, 3160640, 3538176, 3598880, 3612160, 3642240, 3778824, 3792768, 3823810, 3869880, 4127872, 4318656, 4422720, 4462080, 4588572, 4723530, 4740960, 4856320, 5038432, 5057024, 5159840, 5353334, 5398320, 5418240, 5735715, 5758208, 5896960, 6118096, 6191808, 6298040, 6321280, 7076352, 7197760, 7284480, 7557648, 7585536, 7647620, 7739760, 8030001, 8255744, 8637312, 8845440, 9177144, 9447060, 9481920, 10076864, 10319680, 10706668, 10796640, 10836480, 11471430, 11516416, 11793920, 12236192, 12383616, 12596080, 12642560, 13383335, 14395520, 14568960, 15115296, 15171072, 15295240, 15479520, 16060002, 16511488, 17274624, 17690880, 18354288, 18894120, 18963840, 20153728, 20639360, 21413336, 21593280, 22942860, 24472384, 24767232, 25192160, 25285120, 26766670, 28791040, 30230592, 30590480, 30959040, 32120004, 34549248, 35381760, 36708576, 37788240, 37927680, 40150005, 40307456, 41278720, 42826672, 43186560, 45885720, 48944768, 49534464, 50384320, 53533340, 57582080, 60461184, 61180960, 61918080, 64240008, 73417152, 75576480, 75855360, 80300010, 80614912, 82557440, 85653344, 86373120, 91771440, 97889536, 100768640, 107066680, 120922368, 122361920, 123836160, 128480016, 146834304, 151152960, 160600020, 171306688, 172746240, 183542880, 195779072, 201537280, 214133360, 241844736, 244723840, 247672320, 256960032, 293668608, 302305920, 321200040, 342613376, 367085760, 403074560, 428266720, 489447680, 513920064, 587337216, 604611840, 642400080, 685226752, 734171520, 856533440, 978895360, 1027840128, 1209223680, 1284800160, 1370453504, 1468343040, 1713066880, 2055680256, 2569600320, 2936686080, 3426133760, 4111360512, 5139200640, 6852267520, 10278401280, 20556802560]

約数ペア:

[(1, 20556802560), (2, 10278401280), (3, 6852267520), (4, 5139200640), (5, 4111360512), (6, 3426133760), (7, 2936686080), (8, 2569600320), (10, 2055680256), (12, 1713066880), (14, 1468343040), (15, 1370453504), (16, 1284800160), (17, 1209223680), (20, 1027840128), (21, 978895360), (24, 856533440), (28, 734171520), (30, 685226752), (32, 642400080), (34, 604611840), (35, 587337216), (40, 513920064), (42, 489447680), (48, 428266720), (51, 403074560), (56, 367085760), (60, 342613376), (64, 321200040), (68, 302305920), (70, 293668608), (80, 256960032), (83, 247672320), (84, 244723840), (85, 241844736), (96, 214133360), (102, 201537280), (105, 195779072), (112, 183542880), (119, 172746240), (120, 171306688), (128, 160600020), (136, 151152960), (140, 146834304), (160, 128480016), (166, 123836160), (168, 122361920), (170, 120922368), (192, 107066680), (204, 100768640), (210, 97889536), (224, 91771440), (238, 86373120), (240, 85653344), (249, 82557440), (255, 80614912), (256, 80300010), (271, 75855360), (272, 75576480), (280, 73417152), (320, 64240008), (332, 61918080), (336, 61180960), (340, 60461184), (357, 57582080), (384, 53533340), (408, 50384320), (415, 49534464), (420, 48944768), (448, 45885720), (476, 43186560), (480, 42826672), (498, 41278720), (510, 40307456), (512, 40150005), (542, 37927680), (544, 37788240), (560, 36708576), (581, 35381760), (595, 34549248), (640, 32120004), (664, 30959040), (672, 30590480), (680, 30230592), (714, 28791040), (768, 26766670), (813, 25285120), (816, 25192160), (830, 24767232), (840, 24472384), (896, 22942860), (952, 21593280), (960, 21413336), (996, 20639360), (1020, 20153728), (1084, 18963840), (1088, 18894120), (1120, 18354288), (1162, 17690880), (1190, 17274624), (1245, 16511488), (1280, 16060002), (1328, 15479520), (1344, 15295240), (1355, 15171072), (1360, 15115296), (1411, 14568960), (1428, 14395520), (1536, 13383335), (1626, 12642560), (1632, 12596080), (1660, 12383616), (1680, 12236192), (1743, 11793920), (1785, 11516416), (1792, 11471430), (1897, 10836480), (1904, 10796640), (1920, 10706668), (1992, 10319680), (2040, 10076864), (2168, 9481920), (2176, 9447060), (2240, 9177144), (2324, 8845440), (2380, 8637312), (2490, 8255744), (2560, 8030001), (2656, 7739760), (2688, 7647620), (2710, 7585536), (2720, 7557648), (2822, 7284480), (2856, 7197760), (2905, 7076352), (3252, 6321280), (3264, 6298040), (3320, 6191808), (3360, 6118096), (3486, 5896960), (3570, 5758208), (3584, 5735715), (3794, 5418240), (3808, 5398320), (3840, 5353334), (3984, 5159840), (4065, 5057024), (4080, 5038432), (4233, 4856320), (4336, 4740960), (4352, 4723530), (4480, 4588572), (4607, 4462080), (4648, 4422720), (4760, 4318656), (4980, 4127872), (5312, 3869880), (5376, 3823810), (5420, 3792768), (5440, 3778824), (5644, 3642240), (5691, 3612160), (5712, 3598880), (5810, 3538176), (6504, 3160640), (6528, 3149020), (6640, 3095904), (6720, 3059048), (6972, 2948480), (7055, 2913792), (7140, 2879104), (7588, 2709120), (7616, 2699160), (7680, 2676667), (7968, 2579920), (8130, 2528512), (8160, 2519216), (8466, 2428160), (8672, 2370480), (8704, 2361765), (8715, 2358784), (8960, 2294286), (9214, 2231040), (9296, 2211360), (9485, 2167296), (9520, 2159328), (9877, 2081280), (9960, 2063936), (10624, 1934940), (10752, 1911905), (10840, 1896384), (10880, 1889412), (11288, 1821120), (11382, 1806080), (11424, 1799440), (11620, 1769088), (13008, 1580320), (13056, 1574510), (13280, 1547952), (13440, 1529524), (13821, 1487360), (13944, 1474240), (14110, 1456896), (14280, 1439552), (15176, 1354560), (15232, 1349580), (15936, 1289960), (16260, 1264256), (16320, 1259608), (16932, 1214080), (17344, 1185240), (17430, 1179392), (17920, 1147143), (18428, 1115520), (18592, 1105680), (18970, 1083648), (19040, 1079664), (19754, 1040640), (19920, 1031968), (21165, 971264), (21248, 967470), (21680, 948192), (21760, 944706), (22493, 913920), (22576, 910560), (22764, 903040), (22848, 899720), (23035, 892416), (23240, 884544), (26016, 790160), (26112, 787255), (26560, 773976), (26880, 764762), (27642, 743680), (27888, 737120), (28220, 728448), (28455, 722432), (28560, 719776), (29631, 693760), (30352, 677280), (30464, 674790), (31872, 644980), (32249, 637440), (32520, 632128), (32640, 629804), (33864, 607040), (34688, 592620), (34860, 589696), (36856, 557760), (37184, 552840), (37940, 541824), (38080, 539832), (39508, 520320), (39840, 515984), (42330, 485632), (42496, 483735), (43360, 474096), (43520, 472353), (44986, 456960), (45152, 455280), (45528, 451520), (45696, 449860), (46070, 446208), (46480, 442272), (49385, 416256), (52032, 395080), (53120, 386988), (53760, 382381), (55284, 371840), (55776, 368560), (56440, 364224), (56910, 361216), (57120, 359888), (59262, 346880), (60704, 338640), (60928, 337395), (63744, 322490), (64498, 318720), (65040, 316064), (65280, 314902), (67479, 304640), (67728, 303520), (69105, 297472), (69376, 296310), (69720, 294848), (73712, 278880), (74368, 276420), (75880, 270912), (76160, 269916), (79016, 260160), (79680, 257992), (84660, 242816), (86720, 237048), (89972, 228480), (90304, 227640), (91056, 225760), (91392, 224930), (92140, 223104), (92960, 221136), (96747, 212480), (98770, 208128), (104064, 197540), (106240, 193494), (110568, 185920), (111552, 184280), (112465, 182784), (112880, 182112), (113820, 180608), (114240, 179944), (118524, 173440), (121408, 169320), (127488, 161245), (128996, 159360), (130080, 158032), (130560, 157451), (134958, 152320), (135456, 151760), (138210, 148736), (138752, 148155), (139440, 147424)]