20381786880

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:181

約数の個数: 1152

約数和(自身を含む): 87820443648

約数和(自身を除く): 67438656768

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 17, 20, 21, 24, 26, 28, 30, 32, 34, 35, 39, 40, 42, 47, 48, 51, 52, 56, 60, 64, 65, 68, 70, 73, 78, 80, 84, 85, 91, 94, 96, 102, 104, 105, 112, 119, 120, 128, 130, 136, 140, 141, 146, 156, 160, 168, 170, 182, 188, 192, 195, 204, 208, 210, 219, 221, 224, 235, 238, 240, 255, 256, 260, 272, 273, 280, 282, 292, 312, 320, 329, 336, 340, 357, 364, 365, 376, 384, 390, 408, 416, 420, 438, 442, 448, 455, 470, 476, 480, 510, 511, 520, 544, 546, 560, 564, 584, 595, 611, 624, 640, 658, 663, 672, 680, 705, 714, 728, 730, 752, 768, 780, 799, 816, 832, 840, 876, 884, 896, 910, 940, 949, 952, 960, 987, 1020, 1022, 1040, 1088, 1092, 1095, 1105, 1120, 1128, 1168, 1190, 1222, 1241, 1248, 1280, 1316, 1326, 1344, 1360, 1365, 1410, 1428, 1456, 1460, 1504, 1533, 1547, 1560, 1598, 1632, 1645, 1664, 1680, 1752, 1768, 1785, 1792, 1820, 1833, 1880, 1898, 1904, 1920, 1974, 2040, 2044, 2080, 2176, 2184, 2190, 2210, 2240, 2256, 2336, 2380, 2397, 2444, 2482, 2496, 2555, 2632, 2652, 2688, 2720, 2730, 2820, 2847, 2856, 2912, 2920, 3008, 3055, 3066, 3094, 3120, 3196, 3264, 3290, 3315, 3328, 3360, 3431, 3504, 3536, 3570, 3640, 3666, 3723, 3760, 3796, 3808, 3840, 3948, 3995, 4080, 4088, 4160, 4277, 4352, 4368, 4380, 4420, 4480, 4512, 4641, 4672, 4745, 4760, 4794, 4888, 4935, 4964, 4992, 5110, 5264, 5304, 5376, 5440, 5460, 5593, 5640, 5694, 5712, 5824, 5840, 6016, 6110, 6132, 6188, 6205, 6240, 6392, 6528, 6580, 6630, 6643, 6720, 6862, 7008, 7072, 7140, 7280, 7332, 7446, 7520, 7592, 7616, 7665, 7735, 7896, 7990, 8160, 8176, 8320, 8554, 8687, 8736, 8760, 8840, 8960, 9024, 9165, 9282, 9344, 9490, 9520, 9588, 9776, 9870, 9928, 9984, 10220, 10293, 10387, 10528, 10608, 10880, 10920, 11186, 11280, 11388, 11424, 11648, 11680, 11985, 12032, 12220, 12264, 12376, 12410, 12480, 12784, 12831, 13056, 13160, 13260, 13286, 13440, 13724, 14016, 14144, 14235, 14280, 14560, 14664, 14892, 15040, 15184, 15232, 15330, 15470, 15792, 15980, 16133, 16320, 16352, 16640, 16779, 17108, 17155, 17374, 17472, 17520, 17680, 18048, 18330, 18564, 18615, 18688, 18980, 19040, 19176, 19552, 19740, 19856, 19929, 20440, 20586, 20774, 21056, 21216, 21385, 21760, 21840, 22372, 22560, 22776, 22848, 23205, 23296, 23360, 23970, 24017, 24440, 24528, 24752, 24820, 24960, 25568, 25662, 26061, 26320, 26520, 26572, 26880, 27448, 27965, 28032, 28288, 28470, 28560, 29120, 29328, 29784, 30080, 30368, 30464, 30660, 30940, 31161, 31584, 31960, 32266, 32640, 32704, 33215, 33558, 34216, 34310, 34748, 34944, 35040, 35360, 36096, 36660, 37128, 37230, 37960, 38080, 38352, 39104, 39480, 39712, 39858, 40880, 41172, 41548, 42112, 42432, 42770, 43435, 43680, 44603, 44744, 45120, 45552, 45696, 46410, 46720, 47940, 48034, 48399, 48880, 49056, 49504, 49640, 49920, 51136, 51324, 51465, 51935, 52122, 52640, 53040, 53144, 54896, 55930, 56064, 56576, 56940, 57120, 58240, 58327, 58656, 59568, 60160, 60736, 61320, 61880, 62322, 63168, 63920, 64155, 64532, 65280, 65408, 66430, 67116, 68432, 68620, 69496, 69888, 70080, 70720, 72051, 72709, 73320, 74256, 74460, 75920, 76160, 76704, 78208, 78960, 79424, 79716, 80665, 81760, 82344, 83096, 83895, 84224, 84864, 85540, 86870, 87360, 89206, 89488, 90240, 91104, 91392, 92820, 93440, 95880, 96068, 96798, 97760, 98112, 99008, 99280, 99645, 102272, 102648, 102930, 103870, 104244, 105280, 106080, 106288, 109792, 111860, 112931, 113880, 114240, 116480, 116654, 117312, 119136, 120085, 121472, 122640, 123760, 124644, 126336, 127840, 128310, 129064, 130305, 130816, 132860, 133809, 134232, 136864, 137240, 138992, 140160, 141440, 144102, 145418, 146640, 148512, 148920, 151840, 152320, 153408, 155805, 156416, 157920, 158848, 159432, 161330, 163520, 164688, 166192, 167790, 169728, 171080, 173740, 174720, 174981, 178412, 178976, 180480, 182208, 185640, 191760, 192136, 193596, 195520, 196224, 198016, 198560, 199290, 204544, 205296, 205860, 207740, 208488, 210560, 212160, 212576, 218127, 219584, 223015, 223720, 225862, 227760, 228480, 233308, 234624, 238272, 240170, 241995, 242944, 245280, 247520, 249288, 252672, 255680, 256620, 258128, 260610, 265720, 267618, 268464, 273728, 274480, 277984, 280320, 282880, 288204, 290836, 291635, 293280, 297024, 297840, 303680, 306816, 311610, 312221, 315840, 317696, 318864, 322660, 327040, 329376, 332384, 335580, 338793, 342160, 347480, 349440, 349962, 356824, 357952, 360255, 363545, 364416, 371280, 383520, 384272, 387192, 391040, 392448, 396032, 397120, 398580, 408289, 410592, 411720, 415480, 416976, 421120, 424320, 425152, 436254, 439168, 446030, 447440, 451724, 455520, 456960, 466616, 469248, 476544, 480340, 483990, 490560, 495040, 498576, 511360, 513240, 516256, 521220, 531440, 535236, 536928, 547456, 548960, 555968, 564655, 576408, 581672, 583270, 586560, 594048, 595680, 607360, 613632, 623220, 624442, 631680, 637728, 645320, 654080, 658752, 664768, 669045, 671160, 677586, 684320, 694960, 699924, 713648, 715904, 720510, 727090, 728832, 742560, 758251, 767040, 768544, 774384, 782080, 794240, 797160, 816578, 821184, 823440, 830960, 833952, 848640, 850304, 872508, 874905, 878336, 892060, 894880, 903448, 911040, 933232, 936663, 953088, 960680, 967980, 981120, 990080, 997152, 1022720, 1026480, 1032512, 1042440, 1062880, 1070472, 1073856, 1090635, 1094912, 1097920, 1111936, 1129310, 1152816, 1163344, 1166540, 1173120, 1188096, 1191360, 1214720, 1224867, 1246440, 1248884, 1263360, 1275456, 1290640, 1317504, 1329536, 1338090, 1342320, 1355172, 1368640, 1389920, 1399848, 1427296, 1431808, 1441020, 1454180, 1485120, 1516502, 1534080, 1537088, 1548768, 1561105, 1588480, 1594320, 1633156, 1642368, 1646880, 1661920, 1667904, 1693965, 1700608, 1745016, 1749810, 1784120, 1789760, 1806896, 1822080, 1866464, 1873326, 1921360, 1935960, 1962240, 1980160, 1994304, 2041445, 2052960, 2065024, 2084880, 2125760, 2140944, 2147712, 2181270, 2195840, 2223872, 2258620, 2274753, 2305632, 2326688, 2333080, 2346240, 2382720, 2449734, 2492880, 2497768, 2550912, 2581280, 2635008, 2659072, 2676180, 2684640, 2710344, 2737280, 2779840, 2799696, 2854592, 2882040, 2908360, 2970240, 3033004, 3068160, 3074176, 3097536, 3122210, 3188640, 3266312, 3284736, 3293760, 3323840, 3335808, 3387930, 3490032, 3499620, 3568240, 3579520, 3613792, 3644160, 3732928, 3746652, 3791255, 3842720, 3871920, 3988608, 4082890, 4105920, 4130048, 4169760, 4251520, 4281888, 4295424, 4362540, 4391680, 4517240, 4549506, 4611264, 4653376, 4666160, 4683315, 4765440, 4899468, 4985760, 4995536, 5101824, 5162560, 5307757, 5352360, 5369280, 5420688, 5474560, 5559680, 5599392, 5709184, 5764080, 5816720, 5940480, 6066008, 6124335, 6148352, 6195072, 6244420, 6377280, 6532624, 6587520, 6647680, 6671616, 6775860, 6980064, 6999240, 7136480, 7159040, 7227584, 7465856, 7493304, 7582510, 7685440, 7743840, 7977216, 8165780, 8211840, 8339520, 8503040, 8563776, 8725080, 9034480, 9099012, 9222528, 9306752, 9332320, 9366630, 9798936, 9971520, 9991072, 10325120, 10615514, 10704720, 10738560, 10841376, 11119360, 11198784, 11373765, 11418368, 11528160, 11633440, 12132016, 12248670, 12390144, 12488840, 12754560, 13065248, 13175040, 13295360, 13551720, 13960128, 13998480, 14272960, 14455168, 14931712, 14986608, 15165020, 15370880, 15487680, 15923271, 16331560, 16423680, 16679040, 17127552, 17450160, 18068960, 18198024, 18445056, 18613504, 18664640, 18733260, 19597872, 19943040, 19982144, 20650240, 21231028, 21409440, 21477120, 21682752, 22397568, 22747530, 23056320, 23266880, 24264032, 24497340, 24977680, 25509120, 26130496, 26538785, 27103440, 27920256, 27996960, 28545920, 28910336, 29973216, 30330040, 30741760, 30975360, 31846542, 32663120, 33358080, 34255104, 34900320, 36137920, 36396048, 37329280, 37466520, 39195744, 39886080, 39964288, 42462056, 42818880, 43365504, 44795136, 45495060, 46112640, 46533760, 48528064, 48994680, 49955360, 52260992, 53077570, 54206880, 55840512, 55993920, 57091840, 59946432, 60660080, 61950720, 63693084, 65326240, 69800640, 72275840, 72792096, 74658560, 74933040, 78391488, 79616355, 79928576, 84924112, 85637760, 86731008, 90990120, 92225280, 93067520, 97056128, 97989360, 99910720, 104521984, 106155140, 108413760, 111987840, 119892864, 121320160, 127386168, 130652480, 139601280, 144551680, 145584192, 149866080, 156782976, 159232710, 169848224, 171275520, 181980240, 194112256, 195978720, 199821440, 212310280, 216827520, 223975680, 239785728, 242640320, 254772336, 261304960, 279202560, 291168384, 299732160, 313565952, 318465420, 339696448, 363960480, 391957440, 399642880, 424620560, 433655040, 485280640, 509544672, 522609920, 582336768, 599464320, 636930840, 679392896, 727920960, 783914880, 849241120, 970561280, 1019089344, 1198928640, 1273861680, 1358785792, 1455841920, 1567829760, 1698482240, 2038178688, 2547723360, 2911683840, 3396964480, 4076357376, 5095446720, 6793928960, 10190893440, 20381786880]

約数ペア:

[(1, 20381786880), (2, 10190893440), (3, 6793928960), (4, 5095446720), (5, 4076357376), (6, 3396964480), (7, 2911683840), (8, 2547723360), (10, 2038178688), (12, 1698482240), (13, 1567829760), (14, 1455841920), (15, 1358785792), (16, 1273861680), (17, 1198928640), (20, 1019089344), (21, 970561280), (24, 849241120), (26, 783914880), (28, 727920960), (30, 679392896), (32, 636930840), (34, 599464320), (35, 582336768), (39, 522609920), (40, 509544672), (42, 485280640), (47, 433655040), (48, 424620560), (51, 399642880), (52, 391957440), (56, 363960480), (60, 339696448), (64, 318465420), (65, 313565952), (68, 299732160), (70, 291168384), (73, 279202560), (78, 261304960), (80, 254772336), (84, 242640320), (85, 239785728), (91, 223975680), (94, 216827520), (96, 212310280), (102, 199821440), (104, 195978720), (105, 194112256), (112, 181980240), (119, 171275520), (120, 169848224), (128, 159232710), (130, 156782976), (136, 149866080), (140, 145584192), (141, 144551680), (146, 139601280), (156, 130652480), (160, 127386168), (168, 121320160), (170, 119892864), (182, 111987840), (188, 108413760), (192, 106155140), (195, 104521984), (204, 99910720), (208, 97989360), (210, 97056128), (219, 93067520), (221, 92225280), (224, 90990120), (235, 86731008), (238, 85637760), (240, 84924112), (255, 79928576), (256, 79616355), (260, 78391488), (272, 74933040), (273, 74658560), (280, 72792096), (282, 72275840), (292, 69800640), (312, 65326240), (320, 63693084), (329, 61950720), (336, 60660080), (340, 59946432), (357, 57091840), (364, 55993920), (365, 55840512), (376, 54206880), (384, 53077570), (390, 52260992), (408, 49955360), (416, 48994680), (420, 48528064), (438, 46533760), (442, 46112640), (448, 45495060), (455, 44795136), (470, 43365504), (476, 42818880), (480, 42462056), (510, 39964288), (511, 39886080), (520, 39195744), (544, 37466520), (546, 37329280), (560, 36396048), (564, 36137920), (584, 34900320), (595, 34255104), (611, 33358080), (624, 32663120), (640, 31846542), (658, 30975360), (663, 30741760), (672, 30330040), (680, 29973216), (705, 28910336), (714, 28545920), (728, 27996960), (730, 27920256), (752, 27103440), (768, 26538785), (780, 26130496), (799, 25509120), (816, 24977680), (832, 24497340), (840, 24264032), (876, 23266880), (884, 23056320), (896, 22747530), (910, 22397568), (940, 21682752), (949, 21477120), (952, 21409440), (960, 21231028), (987, 20650240), (1020, 19982144), (1022, 19943040), (1040, 19597872), (1088, 18733260), (1092, 18664640), (1095, 18613504), (1105, 18445056), (1120, 18198024), (1128, 18068960), (1168, 17450160), (1190, 17127552), (1222, 16679040), (1241, 16423680), (1248, 16331560), (1280, 15923271), (1316, 15487680), (1326, 15370880), (1344, 15165020), (1360, 14986608), (1365, 14931712), (1410, 14455168), (1428, 14272960), (1456, 13998480), (1460, 13960128), (1504, 13551720), (1533, 13295360), (1547, 13175040), (1560, 13065248), (1598, 12754560), (1632, 12488840), (1645, 12390144), (1664, 12248670), (1680, 12132016), (1752, 11633440), (1768, 11528160), (1785, 11418368), (1792, 11373765), (1820, 11198784), (1833, 11119360), (1880, 10841376), (1898, 10738560), (1904, 10704720), (1920, 10615514), (1974, 10325120), (2040, 9991072), (2044, 9971520), (2080, 9798936), (2176, 9366630), (2184, 9332320), (2190, 9306752), (2210, 9222528), (2240, 9099012), (2256, 9034480), (2336, 8725080), (2380, 8563776), (2397, 8503040), (2444, 8339520), (2482, 8211840), (2496, 8165780), (2555, 7977216), (2632, 7743840), (2652, 7685440), (2688, 7582510), (2720, 7493304), (2730, 7465856), (2820, 7227584), (2847, 7159040), (2856, 7136480), (2912, 6999240), (2920, 6980064), (3008, 6775860), (3055, 6671616), (3066, 6647680), (3094, 6587520), (3120, 6532624), (3196, 6377280), (3264, 6244420), (3290, 6195072), (3315, 6148352), (3328, 6124335), (3360, 6066008), (3431, 5940480), (3504, 5816720), (3536, 5764080), (3570, 5709184), (3640, 5599392), (3666, 5559680), (3723, 5474560), (3760, 5420688), (3796, 5369280), (3808, 5352360), (3840, 5307757), (3948, 5162560), (3995, 5101824), (4080, 4995536), (4088, 4985760), (4160, 4899468), (4277, 4765440), (4352, 4683315), (4368, 4666160), (4380, 4653376), (4420, 4611264), (4480, 4549506), (4512, 4517240), (4641, 4391680), (4672, 4362540), (4745, 4295424), (4760, 4281888), (4794, 4251520), (4888, 4169760), (4935, 4130048), (4964, 4105920), (4992, 4082890), (5110, 3988608), (5264, 3871920), (5304, 3842720), (5376, 3791255), (5440, 3746652), (5460, 3732928), (5593, 3644160), (5640, 3613792), (5694, 3579520), (5712, 3568240), (5824, 3499620), (5840, 3490032), (6016, 3387930), (6110, 3335808), (6132, 3323840), (6188, 3293760), (6205, 3284736), (6240, 3266312), (6392, 3188640), (6528, 3122210), (6580, 3097536), (6630, 3074176), (6643, 3068160), (6720, 3033004), (6862, 2970240), (7008, 2908360), (7072, 2882040), (7140, 2854592), (7280, 2799696), (7332, 2779840), (7446, 2737280), (7520, 2710344), (7592, 2684640), (7616, 2676180), (7665, 2659072), (7735, 2635008), (7896, 2581280), (7990, 2550912), (8160, 2497768), (8176, 2492880), (8320, 2449734), (8554, 2382720), (8687, 2346240), (8736, 2333080), (8760, 2326688), (8840, 2305632), (8960, 2274753), (9024, 2258620), (9165, 2223872), (9282, 2195840), (9344, 2181270), (9490, 2147712), (9520, 2140944), (9588, 2125760), (9776, 2084880), (9870, 2065024), (9928, 2052960), (9984, 2041445), (10220, 1994304), (10293, 1980160), (10387, 1962240), (10528, 1935960), (10608, 1921360), (10880, 1873326), (10920, 1866464), (11186, 1822080), (11280, 1806896), (11388, 1789760), (11424, 1784120), (11648, 1749810), (11680, 1745016), (11985, 1700608), (12032, 1693965), (12220, 1667904), (12264, 1661920), (12376, 1646880), (12410, 1642368), (12480, 1633156), (12784, 1594320), (12831, 1588480), (13056, 1561105), (13160, 1548768), (13260, 1537088), (13286, 1534080), (13440, 1516502), (13724, 1485120), (14016, 1454180), (14144, 1441020), (14235, 1431808), (14280, 1427296), (14560, 1399848), (14664, 1389920), (14892, 1368640), 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