20375987520

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:311

約数の個数: 672

約数和(自身を含む): 79056829440

約数和(自身を除く): 58680841920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 49, 56, 60, 62, 64, 70, 80, 84, 89, 93, 96, 98, 105, 112, 120, 124, 140, 147, 155, 157, 160, 168, 178, 186, 192, 196, 210, 217, 224, 240, 245, 248, 267, 280, 294, 310, 314, 320, 336, 356, 372, 392, 420, 434, 445, 448, 465, 471, 480, 490, 496, 534, 560, 588, 620, 623, 628, 651, 672, 712, 735, 744, 784, 785, 840, 868, 890, 930, 942, 960, 980, 992, 1068, 1085, 1099, 1120, 1176, 1240, 1246, 1256, 1302, 1335, 1344, 1424, 1470, 1488, 1519, 1568, 1570, 1680, 1736, 1780, 1860, 1869, 1884, 1960, 1984, 2136, 2170, 2198, 2240, 2352, 2355, 2480, 2492, 2512, 2604, 2670, 2759, 2848, 2940, 2976, 3038, 3115, 3136, 3140, 3255, 3297, 3360, 3472, 3560, 3720, 3738, 3768, 3920, 4272, 4340, 4361, 4396, 4557, 4704, 4710, 4867, 4960, 4984, 5024, 5208, 5340, 5495, 5518, 5696, 5880, 5952, 6076, 6230, 6280, 6510, 6594, 6720, 6944, 7120, 7440, 7476, 7536, 7595, 7693, 7840, 8277, 8544, 8680, 8722, 8792, 9114, 9345, 9408, 9420, 9734, 9920, 9968, 10048, 10416, 10680, 10990, 11036, 11760, 12152, 12460, 12560, 13020, 13083, 13188, 13795, 13888, 13973, 14240, 14601, 14880, 14952, 15072, 15190, 15386, 15680, 16485, 16554, 17088, 17360, 17444, 17584, 18228, 18690, 18840, 19313, 19468, 19936, 20832, 21360, 21805, 21980, 22072, 22785, 23079, 23520, 24304, 24335, 24920, 25120, 26040, 26166, 26376, 27590, 27946, 28480, 29202, 29760, 29904, 30144, 30380, 30772, 32970, 33108, 34069, 34720, 34888, 35168, 36456, 37380, 37680, 38465, 38626, 38936, 39872, 41385, 41664, 41919, 42720, 43610, 43960, 44144, 45570, 46158, 47040, 48608, 48670, 49840, 50240, 52080, 52332, 52752, 55180, 55892, 57939, 58404, 59808, 60760, 61544, 65415, 65940, 66216, 68138, 69440, 69776, 69865, 70336, 72912, 73005, 74760, 75360, 76930, 77252, 77872, 82770, 83838, 85440, 87220, 87920, 88288, 91140, 92316, 96565, 97216, 97340, 97811, 99680, 102207, 104160, 104664, 105504, 110360, 111784, 115395, 115878, 116808, 119616, 121520, 123088, 130830, 131880, 132432, 135191, 136276, 139552, 139730, 145824, 146010, 149520, 150720, 153860, 154504, 155744, 165540, 167676, 170345, 174440, 175840, 176576, 182280, 184632, 193130, 194680, 195622, 199360, 204414, 208320, 209328, 209595, 211008, 220720, 223568, 230790, 231756, 233616, 238483, 243040, 246176, 261660, 263760, 264864, 270382, 272552, 279104, 279460, 289695, 291648, 292020, 293433, 299040, 307720, 309008, 311488, 331080, 335352, 340690, 348880, 351680, 364560, 369264, 386260, 389360, 391244, 405573, 408828, 418656, 419190, 433163, 441440, 447136, 461580, 463512, 467232, 476966, 486080, 489055, 492352, 511035, 523320, 527520, 529728, 540764, 545104, 558920, 579390, 584040, 586866, 598080, 615440, 618016, 662160, 670704, 675955, 681380, 684677, 697760, 715449, 729120, 738528, 772520, 778720, 782488, 811146, 817656, 837312, 838380, 866326, 882880, 894272, 923160, 927024, 934464, 953932, 978110, 1022070, 1046640, 1055040, 1081528, 1090208, 1117840, 1158780, 1168080, 1173732, 1192415, 1230880, 1236032, 1299489, 1324320, 1341408, 1351910, 1362760, 1369354, 1395520, 1430898, 1458240, 1467165, 1477056, 1545040, 1557440, 1564976, 1622292, 1635312, 1676760, 1732652, 1846320, 1854048, 1907864, 1956220, 2027865, 2044140, 2054031, 2093280, 2163056, 2165815, 2180416, 2235680, 2317560, 2336160, 2347464, 2384830, 2461760, 2598978, 2648640, 2682816, 2703820, 2725520, 2738708, 2861796, 2934330, 3032141, 3090080, 3129952, 3244584, 3270624, 3353520, 3423385, 3465304, 3577245, 3692640, 3708096, 3815728, 3912440, 4055730, 4088280, 4108062, 4186560, 4326112, 4331630, 4471360, 4635120, 4672320, 4694928, 4769660, 5197956, 5407640, 5451040, 5477416, 5723592, 5868660, 6064282, 6180160, 6259904, 6489168, 6497445, 6541248, 6707040, 6846770, 6930608, 7154490, 7385280, 7631456, 7824880, 8111460, 8176560, 8216124, 8652224, 8663260, 9096423, 9270240, 9389856, 9539320, 10270155, 10395912, 10815280, 10902080, 10954832, 11447184, 11737320, 12128564, 12978336, 12994890, 13414080, 13693540, 13861216, 14308980, 15160705, 15262912, 15649760, 16222920, 16353120, 16432248, 17326520, 18192846, 18540480, 18779712, 19078640, 20540310, 20791824, 21224987, 21630560, 21909664, 22894368, 23474640, 24257128, 25956672, 25989780, 27387080, 27722432, 28617960, 30321410, 31299520, 32445840, 32706240, 32864496, 34653040, 36385692, 38157280, 41080620, 41583648, 42449974, 43261120, 43819328, 45482115, 45788736, 46949280, 48514256, 51979560, 54774160, 57235920, 60642820, 63674961, 64891680, 65728992, 69306080, 72771384, 76314560, 82161240, 83167296, 84899948, 90964230, 93898560, 97028512, 103959120, 106124935, 109548320, 114471840, 121285640, 127349922, 129783360, 131457984, 138612160, 145542768, 164322480, 169799896, 181928460, 194057024, 207918240, 212249870, 219096640, 228943680, 242571280, 254699844, 291085536, 318374805, 328644960, 339599792, 363856920, 415836480, 424499740, 485142560, 509399688, 582171072, 636749610, 657289920, 679199584, 727713840, 848999480, 970285120, 1018799376, 1273499220, 1358399168, 1455427680, 1697998960, 2037598752, 2546998440, 2910855360, 3395997920, 4075197504, 5093996880, 6791995840, 10187993760, 20375987520]

約数ペア:

[(1, 20375987520), (2, 10187993760), (3, 6791995840), (4, 5093996880), (5, 4075197504), (6, 3395997920), (7, 2910855360), (8, 2546998440), (10, 2037598752), (12, 1697998960), (14, 1455427680), (15, 1358399168), (16, 1273499220), (20, 1018799376), (21, 970285120), (24, 848999480), (28, 727713840), (30, 679199584), (31, 657289920), (32, 636749610), (35, 582171072), (40, 509399688), (42, 485142560), (48, 424499740), (49, 415836480), (56, 363856920), (60, 339599792), (62, 328644960), (64, 318374805), (70, 291085536), (80, 254699844), (84, 242571280), (89, 228943680), (93, 219096640), (96, 212249870), (98, 207918240), (105, 194057024), (112, 181928460), (120, 169799896), (124, 164322480), (140, 145542768), (147, 138612160), (155, 131457984), (157, 129783360), (160, 127349922), (168, 121285640), (178, 114471840), (186, 109548320), (192, 106124935), (196, 103959120), (210, 97028512), (217, 93898560), (224, 90964230), (240, 84899948), (245, 83167296), (248, 82161240), (267, 76314560), (280, 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(1780, 11447184), (1860, 10954832), (1869, 10902080), (1884, 10815280), (1960, 10395912), (1984, 10270155), (2136, 9539320), (2170, 9389856), (2198, 9270240), (2240, 9096423), (2352, 8663260), (2355, 8652224), (2480, 8216124), (2492, 8176560), (2512, 8111460), (2604, 7824880), (2670, 7631456), (2759, 7385280), (2848, 7154490), (2940, 6930608), (2976, 6846770), (3038, 6707040), (3115, 6541248), (3136, 6497445), (3140, 6489168), (3255, 6259904), (3297, 6180160), (3360, 6064282), (3472, 5868660), (3560, 5723592), (3720, 5477416), (3738, 5451040), (3768, 5407640), (3920, 5197956), (4272, 4769660), (4340, 4694928), (4361, 4672320), (4396, 4635120), (4557, 4471360), (4704, 4331630), (4710, 4326112), (4867, 4186560), (4960, 4108062), (4984, 4088280), (5024, 4055730), (5208, 3912440), (5340, 3815728), (5495, 3708096), (5518, 3692640), (5696, 3577245), (5880, 3465304), (5952, 3423385), (6076, 3353520), (6230, 3270624), (6280, 3244584), (6510, 3129952), (6594, 3090080), (6720, 3032141), (6944, 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(21805, 934464), (21980, 927024), (22072, 923160), (22785, 894272), (23079, 882880), (23520, 866326), (24304, 838380), (24335, 837312), (24920, 817656), (25120, 811146), (26040, 782488), (26166, 778720), (26376, 772520), (27590, 738528), (27946, 729120), (28480, 715449), (29202, 697760), (29760, 684677), (29904, 681380), (30144, 675955), (30380, 670704), (30772, 662160), (32970, 618016), (33108, 615440), (34069, 598080), (34720, 586866), (34888, 584040), (35168, 579390), (36456, 558920), (37380, 545104), (37680, 540764), (38465, 529728), (38626, 527520), (38936, 523320), (39872, 511035), (41385, 492352), (41664, 489055), (41919, 486080), (42720, 476966), (43610, 467232), (43960, 463512), (44144, 461580), (45570, 447136), (46158, 441440), (47040, 433163), (48608, 419190), (48670, 418656), (49840, 408828), (50240, 405573), (52080, 391244), (52332, 389360), (52752, 386260), (55180, 369264), (55892, 364560), (57939, 351680), (58404, 348880), (59808, 340690), (60760, 335352), (61544, 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