20571108480

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{761}}^1$

素因数の和:837

約数の個数: 576

約数和(自身を含む): 80843064120

約数和(自身を除く): 60271955640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 32, 36, 38, 39, 40, 45, 48, 52, 57, 60, 64, 65, 72, 76, 78, 80, 90, 95, 96, 104, 114, 117, 120, 128, 130, 144, 152, 156, 160, 171, 180, 190, 192, 195, 208, 228, 234, 240, 247, 260, 285, 288, 304, 312, 320, 342, 360, 361, 380, 384, 390, 416, 456, 468, 480, 494, 520, 570, 576, 585, 608, 624, 640, 684, 720, 722, 741, 760, 761, 780, 832, 855, 912, 936, 960, 988, 1040, 1083, 1140, 1152, 1170, 1216, 1235, 1248, 1368, 1440, 1444, 1482, 1520, 1522, 1560, 1664, 1710, 1805, 1824, 1872, 1920, 1976, 2080, 2166, 2223, 2280, 2283, 2340, 2432, 2470, 2496, 2736, 2880, 2888, 2964, 3040, 3044, 3120, 3249, 3420, 3610, 3648, 3705, 3744, 3805, 3952, 4160, 4332, 4446, 4560, 4566, 4680, 4693, 4940, 4992, 5415, 5472, 5760, 5776, 5928, 6080, 6088, 6240, 6498, 6840, 6849, 7220, 7296, 7410, 7488, 7610, 7904, 8320, 8664, 8892, 9120, 9132, 9360, 9386, 9880, 9893, 10830, 10944, 11115, 11415, 11552, 11856, 12160, 12176, 12480, 12996, 13680, 13698, 14079, 14440, 14459, 14820, 14976, 15220, 15808, 16245, 17328, 17784, 18240, 18264, 18720, 18772, 19760, 19786, 21660, 21888, 22230, 22830, 23104, 23465, 23712, 24352, 24960, 25992, 27360, 27396, 28158, 28880, 28918, 29640, 29679, 30440, 31616, 32490, 34245, 34656, 35568, 36480, 36528, 37440, 37544, 39520, 39572, 42237, 43320, 43377, 44460, 45660, 46208, 46930, 47424, 48704, 49465, 51984, 54720, 54792, 56316, 57760, 57836, 59280, 59358, 60880, 64980, 68490, 69312, 70395, 71136, 72295, 73056, 74880, 75088, 79040, 79144, 84474, 86640, 86754, 88920, 89037, 91320, 93860, 94848, 97408, 98930, 103968, 109440, 109584, 112632, 115520, 115672, 118560, 118716, 121760, 129960, 130131, 136980, 138624, 140790, 142272, 144590, 146112, 148395, 150176, 158080, 158288, 168948, 173280, 173508, 177840, 178074, 182640, 187720, 187967, 197860, 207936, 211185, 216885, 219168, 225264, 231040, 231344, 237120, 237432, 243520, 259920, 260262, 273960, 274721, 281580, 284544, 289180, 292224, 296790, 300352, 316576, 337896, 346560, 347016, 355680, 356148, 365280, 375440, 375934, 395720, 415872, 422370, 433770, 438336, 445185, 450528, 462688, 474240, 474864, 487040, 519840, 520524, 547920, 549442, 563160, 563901, 578360, 593580, 600704, 633152, 650655, 675792, 693120, 694032, 711360, 712296, 730560, 750880, 751868, 791440, 824163, 844740, 867540, 876672, 890370, 901056, 925376, 939835, 949728, 1039680, 1041048, 1095840, 1098884, 1126320, 1127802, 1156720, 1187160, 1266304, 1301310, 1351584, 1373605, 1388064, 1422720, 1424592, 1461120, 1501760, 1503736, 1582880, 1648326, 1689480, 1691703, 1735080, 1780740, 1802112, 1850752, 1879670, 1899456, 2079360, 2082096, 2191680, 2197768, 2252640, 2255604, 2313440, 2374320, 2472489, 2602620, 2703168, 2747210, 2776128, 2819505, 2849184, 3003520, 3007472, 3165760, 3296652, 3378960, 3383406, 3470160, 3561480, 3571373, 3759340, 3798912, 4120815, 4164192, 4383360, 4395536, 4505280, 4511208, 4626880, 4748640, 4944978, 5205240, 5406336, 5494420, 5552256, 5639010, 5698368, 6014944, 6331520, 6593304, 6757920, 6766812, 6940320, 7122960, 7142746, 7518680, 8241630, 8328384, 8458515, 8791072, 9010560, 9022416, 9253760, 9497280, 9889956, 10410480, 10714119, 10988840, 11278020, 11396736, 12029888, 12362445, 13186608, 13515840, 13533624, 13880640, 14245920, 14285492, 15037360, 16483260, 16656768, 16917030, 17582144, 17856865, 18044832, 18994560, 19779912, 20820960, 21428238, 21977680, 22556040, 24059776, 24724890, 26373216, 27031680, 27067248, 27761280, 28491840, 28570984, 30074720, 32142357, 32966520, 33834060, 35164288, 35713730, 36089664, 39559824, 41641920, 42856476, 43955360, 45112080, 49449780, 52746432, 53570595, 54134496, 56983680, 57141968, 60149440, 64284714, 65933040, 67668120, 71427460, 72179328, 79119648, 83283840, 85712952, 87910720, 90224160, 98899560, 105492864, 107141190, 108268992, 114283936, 120298880, 128569428, 131866080, 135336240, 142854920, 158239296, 160711785, 171425904, 175821440, 180448320, 197799120, 214282380, 216537984, 228567872, 257138856, 263732160, 270672480, 285709840, 316478592, 321423570, 342851808, 360896640, 395598240, 428564760, 457135744, 514277712, 527464320, 541344960, 571419680, 642847140, 685703616, 791196480, 857129520, 1028555424, 1082689920, 1142839360, 1285694280, 1371407232, 1582392960, 1714259040, 2057110848, 2285678720, 2571388560, 3428518080, 4114221696, 5142777120, 6857036160, 10285554240, 20571108480]

約数ペア:

[(1, 20571108480), (2, 10285554240), (3, 6857036160), (4, 5142777120), (5, 4114221696), (6, 3428518080), (8, 2571388560), (9, 2285678720), (10, 2057110848), (12, 1714259040), (13, 1582392960), (15, 1371407232), (16, 1285694280), (18, 1142839360), (19, 1082689920), (20, 1028555424), (24, 857129520), (26, 791196480), (30, 685703616), (32, 642847140), (36, 571419680), (38, 541344960), (39, 527464320), (40, 514277712), (45, 457135744), (48, 428564760), (52, 395598240), (57, 360896640), (60, 342851808), (64, 321423570), (65, 316478592), (72, 285709840), (76, 270672480), (78, 263732160), (80, 257138856), (90, 228567872), (95, 216537984), (96, 214282380), (104, 197799120), (114, 180448320), (117, 175821440), (120, 171425904), (128, 160711785), (130, 158239296), (144, 142854920), (152, 135336240), (156, 131866080), (160, 128569428), (171, 120298880), (180, 114283936), (190, 108268992), (192, 107141190), (195, 105492864), (208, 98899560), (228, 90224160), (234, 87910720), (240, 85712952), (247, 83283840), (260, 79119648), (285, 72179328), (288, 71427460), (304, 67668120), (312, 65933040), (320, 64284714), (342, 60149440), (360, 57141968), (361, 56983680), (380, 54134496), (384, 53570595), (390, 52746432), (416, 49449780), (456, 45112080), (468, 43955360), (480, 42856476), (494, 41641920), (520, 39559824), (570, 36089664), (576, 35713730), (585, 35164288), (608, 33834060), (624, 32966520), (640, 32142357), (684, 30074720), (720, 28570984), (722, 28491840), (741, 27761280), (760, 27067248), (761, 27031680), (780, 26373216), (832, 24724890), (855, 24059776), (912, 22556040), (936, 21977680), (960, 21428238), (988, 20820960), (1040, 19779912), (1083, 18994560), (1140, 18044832), (1152, 17856865), (1170, 17582144), (1216, 16917030), (1235, 16656768), (1248, 16483260), (1368, 15037360), (1440, 14285492), (1444, 14245920), (1482, 13880640), (1520, 13533624), (1522, 13515840), (1560, 13186608), (1664, 12362445), (1710, 12029888), (1805, 11396736), (1824, 11278020), (1872, 10988840), (1920, 10714119), (1976, 10410480), (2080, 9889956), (2166, 9497280), (2223, 9253760), (2280, 9022416), (2283, 9010560), (2340, 8791072), (2432, 8458515), (2470, 8328384), (2496, 8241630), (2736, 7518680), (2880, 7142746), (2888, 7122960), (2964, 6940320), (3040, 6766812), (3044, 6757920), (3120, 6593304), (3249, 6331520), (3420, 6014944), (3610, 5698368), (3648, 5639010), (3705, 5552256), (3744, 5494420), (3805, 5406336), (3952, 5205240), (4160, 4944978), (4332, 4748640), (4446, 4626880), (4560, 4511208), (4566, 4505280), (4680, 4395536), (4693, 4383360), (4940, 4164192), (4992, 4120815), (5415, 3798912), (5472, 3759340), (5760, 3571373), (5776, 3561480), (5928, 3470160), (6080, 3383406), (6088, 3378960), (6240, 3296652), (6498, 3165760), (6840, 3007472), (6849, 3003520), (7220, 2849184), (7296, 2819505), (7410, 2776128), (7488, 2747210), (7610, 2703168), (7904, 2602620), (8320, 2472489), (8664, 2374320), (8892, 2313440), (9120, 2255604), (9132, 2252640), (9360, 2197768), (9386, 2191680), (9880, 2082096), (9893, 2079360), (10830, 1899456), (10944, 1879670), (11115, 1850752), (11415, 1802112), (11552, 1780740), (11856, 1735080), (12160, 1691703), (12176, 1689480), (12480, 1648326), (12996, 1582880), (13680, 1503736), (13698, 1501760), (14079, 1461120), (14440, 1424592), (14459, 1422720), (14820, 1388064), (14976, 1373605), (15220, 1351584), (15808, 1301310), (16245, 1266304), (17328, 1187160), (17784, 1156720), (18240, 1127802), (18264, 1126320), (18720, 1098884), (18772, 1095840), (19760, 1041048), (19786, 1039680), (21660, 949728), (21888, 939835), (22230, 925376), (22830, 901056), (23104, 890370), (23465, 876672), (23712, 867540), (24352, 844740), (24960, 824163), (25992, 791440), (27360, 751868), (27396, 750880), (28158, 730560), (28880, 712296), (28918, 711360), (29640, 694032), (29679, 693120), (30440, 675792), (31616, 650655), (32490, 633152), (34245, 600704), (34656, 593580), (35568, 578360), (36480, 563901), (36528, 563160), (37440, 549442), (37544, 547920), (39520, 520524), (39572, 519840), (42237, 487040), (43320, 474864), (43377, 474240), (44460, 462688), (45660, 450528), (46208, 445185), (46930, 438336), (47424, 433770), (48704, 422370), (49465, 415872), (51984, 395720), (54720, 375934), (54792, 375440), (56316, 365280), (57760, 356148), (57836, 355680), (59280, 347016), (59358, 346560), (60880, 337896), (64980, 316576), (68490, 300352), (69312, 296790), (70395, 292224), (71136, 289180), (72295, 284544), (73056, 281580), (74880, 274721), (75088, 273960), (79040, 260262), (79144, 259920), (84474, 243520), (86640, 237432), (86754, 237120), (88920, 231344), (89037, 231040), (91320, 225264), (93860, 219168), (94848, 216885), (97408, 211185), (98930, 207936), (103968, 197860), (109440, 187967), (109584, 187720), (112632, 182640), (115520, 178074), (115672, 177840), (118560, 173508), (118716, 173280), (121760, 168948), (129960, 158288), (130131, 158080), (136980, 150176), (138624, 148395), (140790, 146112), (142272, 144590)]