20748072960

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:127

約数の個数: 864

約数和(自身を含む): 82369450800

約数和(自身を除く): 61621377840

約数列:

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5120, 5168, 5202, 5248, 5440, 5472, 5491, 5576, 5760, 5780, 5814, 5904, 6080, 6120, 6144, 6232, 6273, 6460, 6528, 6560, 6840, 6936, 6970, 7011, 7296, 7380, 7680, 7752, 7790, 7872, 8160, 8364, 8670, 8704, 9120, 9216, 9248, 9348, 9690, 9728, 9792, 9840, 10240, 10336, 10404, 10455, 10496, 10880, 10944, 10982, 11152, 11520, 11560, 11628, 11685, 11808, 11849, 12160, 12240, 12464, 12546, 12920, 13005, 13056, 13120, 13243, 13680, 13872, 13940, 14022, 14535, 14592, 14760, 15360, 15504, 15580, 15744, 16320, 16473, 16728, 17340, 17408, 18240, 18432, 18496, 18696, 19380, 19456, 19584, 19680, 20672, 20808, 20910, 20992, 21760, 21888, 21964, 22304, 23040, 23120, 23256, 23370, 23616, 23698, 24320, 24480, 24928, 25092, 25840, 26010, 26112, 26240, 26486, 27360, 27455, 27744, 27880, 28044, 29070, 29184, 29520, 30720, 31008, 31160, 31365, 31488, 32640, 32946, 33456, 34680, 34816, 35055, 35547, 36480, 36992, 37392, 38760, 38912, 39168, 39360, 39729, 41344, 41616, 41820, 41984, 43520, 43776, 43928, 44608, 46080, 46240, 46512, 46740, 47232, 47396, 48640, 48960, 49419, 49856, 50184, 51680, 52020, 52224, 52480, 52972, 54720, 54910, 55488, 55760, 56088, 58140, 58368, 59040, 59245, 62016, 62320, 62730, 62976, 65280, 65892, 66215, 66912, 69360, 70110, 71094, 72960, 73984, 74784, 77520, 78336, 78720, 79458, 82365, 82688, 83232, 83640, 83968, 87040, 87552, 87856, 89216, 92160, 92480, 93024, 93480, 94464, 94792, 97280, 97920, 98838, 99712, 100368, 103360, 104040, 104448, 104960, 105944, 106641, 109440, 109820, 110976, 111520, 112176, 116280, 116736, 118080, 118490, 119187, 124032, 124640, 125460, 125952, 130560, 131784, 132430, 133824, 138720, 140220, 142188, 145920, 147968, 149568, 155040, 156672, 157440, 158916, 164730, 165376, 166464, 167280, 174080, 175104, 175712, 177735, 178432, 184960, 186048, 186960, 188928, 189584, 194560, 195840, 197676, 198645, 199424, 200736, 206720, 208080, 209920, 211888, 213282, 218880, 219640, 221952, 223040, 224352, 225131, 232560, 236160, 236980, 238374, 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1350786, 1405696, 1421880, 1427456, 1479680, 1488384, 1495680, 1516672, 1566720, 1581408, 1589160, 1595392, 1605888, 1653760, 1664640, 1695104, 1706256, 1751040, 1757120, 1775616, 1784320, 1794816, 1801048, 1860480, 1889280, 1895840, 1906992, 1976760, 1984512, 1994240, 2007360, 2026179, 2108544, 2118880, 2132820, 2141184, 2219520, 2243520, 2251310, 2275008, 2383740, 2393088, 2480640, 2542656, 2635680, 2663424, 2676480, 2701572, 2811392, 2843760, 2959360, 2976768, 2991360, 3033344, 3162816, 3178320, 3211776, 3307520, 3329280, 3376965, 3390208, 3412512, 3514240, 3568640, 3589632, 3602096, 3720960, 3778560, 3791680, 3813984, 3953520, 3988480, 4014720, 4052358, 4217088, 4237760, 4265640, 4282368, 4439040, 4487040, 4502620, 4550016, 4767480, 4786176, 4961280, 5085312, 5271360, 5326848, 5352960, 5403144, 5622784, 5687520, 5953536, 5982720, 6066688, 6325632, 6356640, 6423552, 6658560, 6753930, 6780416, 6825024, 7028480, 7137280, 7179264, 7204192, 7441920, 7583360, 7627968, 7907040, 7976960, 8029440, 8104716, 8434176, 8475520, 8531280, 8878080, 8974080, 9005240, 9100032, 9534960, 9922560, 10130895, 10170624, 10542720, 10705920, 10806288, 11245568, 11375040, 11965440, 12133376, 12651264, 12713280, 12847104, 13317120, 13507860, 13560832, 13650048, 14056960, 14358528, 14408384, 14883840, 15166720, 15255936, 15814080, 16058880, 16209432, 16868352, 16951040, 17062560, 17948160, 18010480, 18200064, 19069920, 20261790, 20341248, 21085440, 21411840, 21612576, 22750080, 23930880, 24266752, 25302528, 25426560, 26634240, 27015720, 27121664, 27300096, 28113920, 28816768, 29767680, 30333440, 30511872, 31628160, 32117760, 32418864, 33736704, 33902080, 34125120, 35896320, 36020960, 36400128, 38139840, 40523580, 40682496, 42170880, 43225152, 45500160, 50605056, 50853120, 54031440, 54600192, 56227840, 57633536, 60666880, 61023744, 63256320, 64235520, 64837728, 67804160, 68250240, 71792640, 72041920, 72800256, 76279680, 81047160, 81364992, 84341760, 86450304, 91000320, 101210112, 101706240, 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約数ペア:

[(1, 20748072960), (2, 10374036480), (3, 6916024320), (4, 5187018240), (5, 4149614592), (6, 3458012160), (8, 2593509120), (9, 2305341440), (10, 2074807296), (12, 1729006080), (15, 1383204864), (16, 1296754560), (17, 1220474880), (18, 1152670720), (19, 1092003840), (20, 1037403648), (24, 864503040), (30, 691602432), (32, 648377280), (34, 610237440), (36, 576335360), (38, 546001920), (40, 518701824), (41, 506050560), (45, 461068288), (48, 432251520), (51, 406824960), (57, 364001280), (60, 345801216), (64, 324188640), (68, 305118720), (72, 288167680), (76, 273000960), (80, 259350912), (82, 253025280), (85, 244094976), (90, 230534144), (95, 218400768), (96, 216125760), (102, 203412480), (114, 182000640), (120, 172900608), (123, 168683520), (128, 162094320), (136, 152559360), (144, 144083840), (152, 136500480), (153, 135608320), (160, 129675456), (164, 126512640), (170, 122047488), (171, 121333760), (180, 115267072), (190, 109200384), (192, 108062880), (204, 101706240), (205, 101210112), (228, 91000320), (240, 86450304), (246, 84341760), (255, 81364992), (256, 81047160), (272, 76279680), (285, 72800256), (288, 72041920), (289, 71792640), (304, 68250240), (306, 67804160), (320, 64837728), (323, 64235520), (328, 63256320), (340, 61023744), (342, 60666880), (360, 57633536), (369, 56227840), (380, 54600192), (384, 54031440), (408, 50853120), (410, 50605056), (456, 45500160), (480, 43225152), (492, 42170880), (510, 40682496), (512, 40523580), (544, 38139840), (570, 36400128), (576, 36020960), (578, 35896320), (608, 34125120), (612, 33902080), (615, 33736704), (640, 32418864), (646, 32117760), (656, 31628160), (680, 30511872), (684, 30333440), (697, 29767680), (720, 28816768), (738, 28113920), (760, 27300096), (765, 27121664), (768, 27015720), (779, 26634240), (816, 25426560), (820, 25302528), (855, 24266752), (867, 23930880), (912, 22750080), (960, 21612576), (969, 21411840), (984, 21085440), (1020, 20341248), (1024, 20261790), (1088, 19069920), (1140, 18200064), (1152, 18010480), (1156, 17948160), (1216, 17062560), (1224, 16951040), (1230, 16868352), (1280, 16209432), (1292, 16058880), (1312, 15814080), (1360, 15255936), (1368, 15166720), (1394, 14883840), (1440, 14408384), (1445, 14358528), (1476, 14056960), (1520, 13650048), (1530, 13560832), (1536, 13507860), (1558, 13317120), (1615, 12847104), (1632, 12713280), (1640, 12651264), (1710, 12133376), (1734, 11965440), (1824, 11375040), (1845, 11245568), (1920, 10806288), (1938, 10705920), (1968, 10542720), (2040, 10170624), (2048, 10130895), (2091, 9922560), (2176, 9534960), (2280, 9100032), (2304, 9005240), (2312, 8974080), (2337, 8878080), (2432, 8531280), (2448, 8475520), (2460, 8434176), (2560, 8104716), (2584, 8029440), (2601, 7976960), (2624, 7907040), (2720, 7627968), (2736, 7583360), (2788, 7441920), (2880, 7204192), (2890, 7179264), (2907, 7137280), (2952, 7028480), (3040, 6825024), (3060, 6780416), (3072, 6753930), (3116, 6658560), (3230, 6423552), (3264, 6356640), (3280, 6325632), (3420, 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(9690, 2141184), (9728, 2132820), (9792, 2118880), (9840, 2108544), (10240, 2026179), (10336, 2007360), (10404, 1994240), (10455, 1984512), (10496, 1976760), (10880, 1906992), (10944, 1895840), (10982, 1889280), (11152, 1860480), (11520, 1801048), (11560, 1794816), (11628, 1784320), (11685, 1775616), (11808, 1757120), (11849, 1751040), (12160, 1706256), (12240, 1695104), (12464, 1664640), (12546, 1653760), (12920, 1605888), (13005, 1595392), (13056, 1589160), (13120, 1581408), (13243, 1566720), (13680, 1516672), (13872, 1495680), (13940, 1488384), (14022, 1479680), (14535, 1427456), (14592, 1421880), (14760, 1405696), (15360, 1350786), (15504, 1338240), (15580, 1331712), (15744, 1317840), (16320, 1271328), (16473, 1259520), (16728, 1240320), (17340, 1196544), (17408, 1191870), (18240, 1137504), (18432, 1125655), (18496, 1121760), (18696, 1109760), (19380, 1070592), (19456, 1066410), (19584, 1059440), (19680, 1054272), (20672, 1003680), (20808, 997120), (20910, 992256), (20992, 988380), (21760, 953496), (21888, 947920), (21964, 944640), (22304, 930240), (23040, 900524), (23120, 897408), (23256, 892160), (23370, 887808), (23616, 878560), (23698, 875520), (24320, 853128), (24480, 847552), (24928, 832320), (25092, 826880), (25840, 802944), (26010, 797696), (26112, 794580), (26240, 790704), (26486, 783360), (27360, 758336), (27455, 755712), (27744, 747840), (27880, 744192), (28044, 739840), (29070, 713728), (29184, 710940), (29520, 702848), (30720, 675393), (31008, 669120), (31160, 665856), (31365, 661504), (31488, 658920), (32640, 635664), (32946, 629760), (33456, 620160), (34680, 598272), (34816, 595935), (35055, 591872), (35547, 583680), (36480, 568752), (36992, 560880), (37392, 554880), (38760, 535296), (38912, 533205), (39168, 529720), (39360, 527136), (39729, 522240), (41344, 501840), (41616, 498560), (41820, 496128), (41984, 494190), (43520, 476748), (43776, 473960), (43928, 472320), (44608, 465120), (46080, 450262), (46240, 448704), (46512, 446080), (46740, 443904), (47232, 439280), (47396, 437760), (48640, 426564), (48960, 423776), (49419, 419840), (49856, 416160), (50184, 413440), (51680, 401472), (52020, 398848), (52224, 397290), (52480, 395352), (52972, 391680), (54720, 379168), (54910, 377856), (55488, 373920), (55760, 372096), (56088, 369920), (58140, 356864), (58368, 355470), (59040, 351424), (59245, 350208), (62016, 334560), (62320, 332928), (62730, 330752), (62976, 329460), (65280, 317832), (65892, 314880), (66215, 313344), (66912, 310080), (69360, 299136), (70110, 295936), (71094, 291840), (72960, 284376), (73984, 280440), (74784, 277440), (77520, 267648), (78336, 264860), (78720, 263568), (79458, 261120), (82365, 251904), (82688, 250920), (83232, 249280), (83640, 248064), (83968, 247095), (87040, 238374), (87552, 236980), (87856, 236160), (89216, 232560), (92160, 225131), (92480, 224352), (93024, 223040), (93480, 221952), (94464, 219640), (94792, 218880), (97280, 213282), (97920, 211888), (98838, 209920), (99712, 208080), (100368, 206720), (103360, 200736), (104040, 199424), (104448, 198645), (104960, 197676), (105944, 195840), (106641, 194560), (109440, 189584), (109820, 188928), (110976, 186960), (111520, 186048), (112176, 184960), (116280, 178432), (116736, 177735), (118080, 175712), (118490, 175104), (119187, 174080), (124032, 167280), (124640, 166464), (125460, 165376), (125952, 164730), (130560, 158916), (131784, 157440), (132430, 156672), (133824, 155040), (138720, 149568), (140220, 147968), (142188, 145920)]