21517436160

素因数分解:

$2^8\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:397

約数の個数: 864

約数和(自身を含む): 88924792320

約数和(自身を除く): 67407356160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 19, 20, 22, 24, 27, 30, 32, 33, 36, 38, 40, 44, 45, 48, 54, 55, 57, 60, 64, 66, 72, 76, 80, 81, 88, 90, 95, 96, 99, 108, 110, 114, 120, 128, 132, 135, 144, 152, 160, 162, 165, 171, 176, 180, 190, 192, 198, 209, 216, 220, 228, 240, 243, 256, 264, 270, 285, 288, 297, 304, 320, 324, 330, 331, 342, 352, 360, 380, 384, 396, 405, 418, 432, 440, 456, 480, 486, 495, 513, 528, 540, 570, 576, 594, 608, 627, 640, 648, 660, 662, 684, 704, 720, 760, 768, 792, 810, 836, 855, 864, 880, 891, 912, 960, 972, 990, 993, 1026, 1045, 1056, 1080, 1140, 1152, 1188, 1215, 1216, 1254, 1280, 1296, 1320, 1324, 1368, 1408, 1440, 1485, 1520, 1539, 1584, 1620, 1655, 1672, 1710, 1728, 1760, 1782, 1824, 1881, 1920, 1944, 1980, 1986, 2052, 2090, 2112, 2160, 2280, 2304, 2376, 2430, 2432, 2508, 2565, 2592, 2640, 2648, 2673, 2736, 2816, 2880, 2970, 2979, 3040, 3078, 3135, 3168, 3240, 3310, 3344, 3420, 3456, 3520, 3564, 3641, 3648, 3762, 3840, 3888, 3960, 3972, 4104, 4180, 4224, 4320, 4455, 4560, 4617, 4752, 4860, 4864, 4965, 5016, 5130, 5184, 5280, 5296, 5346, 5472, 5643, 5760, 5940, 5958, 6080, 6156, 6270, 6289, 6336, 6480, 6620, 6688, 6840, 6912, 7040, 7128, 7282, 7296, 7524, 7695, 7776, 7920, 7944, 8208, 8360, 8448, 8640, 8910, 8937, 9120, 9234, 9405, 9504, 9720, 9930, 10032, 10260, 10368, 10560, 10592, 10692, 10923, 10944, 11286, 11520, 11880, 11916, 12160, 12312, 12540, 12578, 12672, 12960, 13240, 13365, 13376, 13680, 14080, 14256, 14564, 14592, 14895, 15048, 15390, 15552, 15840, 15888, 16416, 16720, 16929, 17280, 17820, 17874, 18205, 18240, 18468, 18810, 18867, 19008, 19440, 19860, 20064, 20520, 20736, 21120, 21184, 21384, 21846, 21888, 22572, 23085, 23760, 23832, 24320, 24624, 25080, 25156, 25344, 25920, 26480, 26730, 26752, 26811, 27360, 28215, 28512, 29128, 29790, 30096, 30780, 31104, 31445, 31680, 31776, 32769, 32832, 33440, 33858, 34560, 35640, 35748, 36410, 36480, 36936, 37620, 37734, 38016, 38880, 39720, 40128, 41040, 42240, 42368, 42768, 43692, 43776, 44685, 45144, 46170, 47520, 47664, 49248, 50160, 50312, 50787, 51840, 52960, 53460, 53504, 53622, 54615, 54720, 56430, 56601, 57024, 58256, 59580, 60192, 61560, 62208, 62890, 63360, 63552, 65538, 65664, 66880, 67716, 69179, 71280, 71496, 72820, 72960, 73872, 75240, 75468, 76032, 77760, 79440, 80256, 80433, 82080, 84645, 84736, 85536, 87384, 89370, 90288, 92340, 94335, 95040, 95328, 98307, 98496, 100320, 100624, 101574, 103680, 105920, 106920, 107244, 109230, 109440, 112860, 113202, 114048, 116512, 119160, 120384, 123120, 125780, 126720, 127104, 131076, 131328, 133760, 134055, 135432, 138358, 142560, 142992, 145640, 147744, 150480, 150936, 155520, 158880, 160512, 160866, 163845, 164160, 169290, 169803, 171072, 174768, 178740, 180576, 184680, 188670, 190080, 190656, 196614, 196992, 200640, 201248, 203148, 207537, 211840, 213840, 214488, 218460, 218880, 225720, 226404, 228096, 233024, 238320, 240768, 246240, 251560, 253935, 254208, 262152, 267520, 268110, 270864, 276716, 283005, 285120, 285984, 291280, 294921, 295488, 300960, 301872, 311040, 317760, 321732, 327690, 328320, 338580, 339606, 342144, 345895, 349536, 357480, 361152, 369360, 377340, 380160, 381312, 393228, 393984, 401280, 402165, 402496, 406296, 415074, 423680, 427680, 428976, 436920, 451440, 452808, 466048, 476640, 481536, 491535, 492480, 503120, 507870, 509409, 524304, 536220, 541728, 553432, 566010, 570240, 571968, 582560, 589842, 590976, 601920, 603744, 622611, 635520, 643464, 655380, 656640, 677160, 679212, 684288, 691790, 699072, 714960, 722304, 738720, 754680, 762624, 786456, 802560, 804330, 804992, 812592, 830148, 849015, 855360, 857952, 873840, 884763, 902880, 905616, 932096, 953280, 983070, 984960, 1006240, 1015740, 1018818, 1037685, 1048608, 1072440, 1083456, 1106864, 1132020, 1140480, 1143936, 1165120, 1179684, 1181952, 1203840, 1207488, 1245222, 1271040, 1286928, 1310760, 1354320, 1358424, 1383580, 1398144, 1429920, 1444608, 1474605, 1477440, 1509360, 1528227, 1572912, 1608660, 1609984, 1625184, 1660296, 1698030, 1710720, 1715904, 1747680, 1769526, 1805760, 1811232, 1867833, 1906560, 1966140, 1969920, 2012480, 2031480, 2037636, 2075370, 2097216, 2144880, 2166912, 2213728, 2264040, 2287872, 2330240, 2359368, 2407680, 2414976, 2490444, 2547045, 2573856, 2621520, 2708640, 2716848, 2767160, 2796288, 2859840, 2949210, 2954880, 3018720, 3056454, 3113055, 3145824, 3217320, 3250368, 3320592, 3396060, 3421440, 3431808, 3495360, 3539052, 3611520, 3622464, 3735666, 3813120, 3932280, 4024960, 4062960, 4075272, 4150740, 4194432, 4289760, 4333824, 4423815, 4427456, 4528080, 4660480, 4718736, 4829952, 4980888, 5094090, 5147712, 5243040, 5417280, 5433696, 5534320, 5603499, 5719680, 5898420, 5909760, 6037440, 6112908, 6226110, 6291648, 6434640, 6500736, 6641184, 6792120, 6863616, 6990720, 7078104, 7223040, 7244928, 7471332, 7641135, 7864560, 8049920, 8125920, 8150544, 8301480, 8388864, 8579520, 8847630, 8854912, 9056160, 9339165, 9437472, 9961776, 10188180, 10295424, 10486080, 10834560, 10867392, 11068640, 11206998, 11439360, 11796840, 12074880, 12225816, 12452220, 12583296, 12869280, 13001472, 13282368, 13584240, 13981440, 14156208, 14489856, 14942664, 15282270, 15729120, 16251840, 16301088, 16602960, 16810497, 17159040, 17695260, 17709824, 18112320, 18678330, 18874944, 19923552, 20376360, 20590848, 20972160, 21669120, 21734784, 22137280, 22413996, 23593680, 24149760, 24451632, 24904440, 25166592, 25738560, 26564736, 27168480, 28017495, 28312416, 29885328, 30564540, 31458240, 32503680, 32602176, 33205920, 33620994, 34318080, 35390520, 36224640, 37356660, 37749888, 39847104, 40752720, 41944320, 43469568, 44274560, 44827992, 47187360, 48903264, 49808880, 51477120, 53129472, 54336960, 56034990, 56624832, 59770656, 61129080, 62916480, 65007360, 65204352, 66411840, 67241988, 70781040, 72449280, 74713320, 75499776, 79694208, 81505440, 84052485, 88549120, 89655984, 94374720, 97806528, 99617760, 102954240, 108673920, 112069980, 113249664, 119541312, 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約数ペア:

[(1, 21517436160), (2, 10758718080), (3, 7172478720), (4, 5379359040), (5, 4303487232), (6, 3586239360), (8, 2689679520), (9, 2390826240), (10, 2151743616), (11, 1956130560), (12, 1793119680), (15, 1434495744), (16, 1344839760), (18, 1195413120), (19, 1132496640), (20, 1075871808), (22, 978065280), (24, 896559840), (27, 796942080), (30, 717247872), (32, 672419880), (33, 652043520), (36, 597706560), (38, 566248320), (40, 537935904), (44, 489032640), (45, 478165248), (48, 448279920), (54, 398471040), (55, 391226112), (57, 377498880), (60, 358623936), (64, 336209940), (66, 326021760), (72, 298853280), (76, 283124160), (80, 268967952), (81, 265647360), (88, 244516320), (90, 239082624), (95, 226499328), (96, 224139960), (99, 217347840), (108, 199235520), (110, 195613056), (114, 188749440), (120, 179311968), (128, 168104970), (132, 163010880), (135, 159388416), (144, 149426640), (152, 141562080), (160, 134483976), (162, 132823680), (165, 130408704), (171, 125832960), (176, 122258160), (180, 119541312), (190, 113249664), (192, 112069980), (198, 108673920), (209, 102954240), (216, 99617760), (220, 97806528), (228, 94374720), (240, 89655984), (243, 88549120), (256, 84052485), (264, 81505440), (270, 79694208), (285, 75499776), (288, 74713320), (297, 72449280), (304, 70781040), (320, 67241988), (324, 66411840), (330, 65204352), (331, 65007360), (342, 62916480), (352, 61129080), (360, 59770656), (380, 56624832), (384, 56034990), (396, 54336960), (405, 53129472), (418, 51477120), (432, 49808880), (440, 48903264), (456, 47187360), (480, 44827992), (486, 44274560), (495, 43469568), (513, 41944320), (528, 40752720), (540, 39847104), (570, 37749888), (576, 37356660), (594, 36224640), (608, 35390520), (627, 34318080), (640, 33620994), (648, 33205920), (660, 32602176), (662, 32503680), (684, 31458240), (704, 30564540), (720, 29885328), (760, 28312416), (768, 28017495), (792, 27168480), (810, 26564736), (836, 25738560), (855, 25166592), (864, 24904440), (880, 24451632), (891, 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(2880, 7471332), (2970, 7244928), (2979, 7223040), (3040, 7078104), (3078, 6990720), (3135, 6863616), (3168, 6792120), (3240, 6641184), (3310, 6500736), (3344, 6434640), (3420, 6291648), (3456, 6226110), (3520, 6112908), (3564, 6037440), (3641, 5909760), (3648, 5898420), (3762, 5719680), (3840, 5603499), (3888, 5534320), (3960, 5433696), (3972, 5417280), (4104, 5243040), (4180, 5147712), (4224, 5094090), (4320, 4980888), (4455, 4829952), (4560, 4718736), (4617, 4660480), (4752, 4528080), (4860, 4427456), (4864, 4423815), (4965, 4333824), (5016, 4289760), (5130, 4194432), (5184, 4150740), (5280, 4075272), (5296, 4062960), (5346, 4024960), (5472, 3932280), (5643, 3813120), (5760, 3735666), (5940, 3622464), (5958, 3611520), (6080, 3539052), (6156, 3495360), (6270, 3431808), (6289, 3421440), (6336, 3396060), (6480, 3320592), (6620, 3250368), (6688, 3217320), (6840, 3145824), (6912, 3113055), (7040, 3056454), (7128, 3018720), (7282, 2954880), (7296, 2949210), (7524, 2859840), (7695, 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503120), (43692, 492480), (43776, 491535), (44685, 481536), (45144, 476640), (46170, 466048), (47520, 452808), (47664, 451440), (49248, 436920), (50160, 428976), (50312, 427680), (50787, 423680), (51840, 415074), (52960, 406296), (53460, 402496), (53504, 402165), (53622, 401280), (54615, 393984), (54720, 393228), (56430, 381312), (56601, 380160), (57024, 377340), (58256, 369360), (59580, 361152), (60192, 357480), (61560, 349536), (62208, 345895), (62890, 342144), (63360, 339606), (63552, 338580), (65538, 328320), (65664, 327690), (66880, 321732), (67716, 317760), (69179, 311040), (71280, 301872), (71496, 300960), (72820, 295488), (72960, 294921), (73872, 291280), (75240, 285984), (75468, 285120), (76032, 283005), (77760, 276716), (79440, 270864), (80256, 268110), (80433, 267520), (82080, 262152), (84645, 254208), (84736, 253935), (85536, 251560), (87384, 246240), (89370, 240768), (90288, 238320), (92340, 233024), (94335, 228096), (95040, 226404), (95328, 225720), (98307, 218880), (98496, 218460), (100320, 214488), (100624, 213840), (101574, 211840), (103680, 207537), (105920, 203148), (106920, 201248), (107244, 200640), (109230, 196992), (109440, 196614), (112860, 190656), (113202, 190080), (114048, 188670), (116512, 184680), (119160, 180576), (120384, 178740), (123120, 174768), (125780, 171072), (126720, 169803), (127104, 169290), (131076, 164160), (131328, 163845), (133760, 160866), (134055, 160512), (135432, 158880), (138358, 155520), (142560, 150936), (142992, 150480), (145640, 147744)]