78871121280

素因数分解:

$2^7\times 3^3\times 5^1\times 7^4\times {\mathrm{1901}}^1$

素因数の和:1957

約数の個数: 640

約数和(自身を含む): 326043122400

約数和(自身を除く): 247172001120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 108, 112, 120, 126, 128, 135, 140, 144, 147, 160, 168, 180, 189, 192, 196, 210, 216, 224, 240, 245, 252, 270, 280, 288, 294, 315, 320, 336, 343, 360, 378, 384, 392, 420, 432, 441, 448, 480, 490, 504, 540, 560, 576, 588, 630, 640, 672, 686, 720, 735, 756, 784, 840, 864, 882, 896, 945, 960, 980, 1008, 1029, 1080, 1120, 1152, 1176, 1260, 1323, 1344, 1372, 1440, 1470, 1512, 1568, 1680, 1715, 1728, 1764, 1890, 1901, 1920, 1960, 2016, 2058, 2160, 2205, 2240, 2352, 2401, 2520, 2646, 2688, 2744, 2880, 2940, 3024, 3087, 3136, 3360, 3430, 3456, 3528, 3780, 3802, 3920, 4032, 4116, 4320, 4410, 4480, 4704, 4802, 5040, 5145, 5292, 5488, 5703, 5760, 5880, 6048, 6174, 6272, 6615, 6720, 6860, 7056, 7203, 7560, 7604, 7840, 8064, 8232, 8640, 8820, 9261, 9408, 9505, 9604, 10080, 10290, 10584, 10976, 11406, 11760, 12005, 12096, 12348, 13230, 13307, 13440, 13720, 14112, 14406, 15120, 15208, 15435, 15680, 16464, 17109, 17280, 17640, 18522, 18816, 19010, 19208, 20160, 20580, 21168, 21609, 21952, 22812, 23520, 24010, 24192, 24696, 26460, 26614, 27440, 28224, 28515, 28812, 30240, 30416, 30870, 31360, 32928, 34218, 35280, 36015, 37044, 38020, 38416, 39921, 40320, 41160, 42336, 43218, 43904, 45624, 46305, 47040, 48020, 49392, 51327, 52920, 53228, 54880, 56448, 57030, 57624, 60480, 60832, 61740, 64827, 65856, 66535, 68436, 70560, 72030, 74088, 76040, 76832, 79842, 82320, 84672, 85545, 86436, 91248, 92610, 93149, 94080, 96040, 98784, 102654, 105840, 106456, 108045, 109760, 114060, 115248, 119763, 120960, 121664, 123480, 129654, 131712, 133070, 136872, 141120, 144060, 148176, 152080, 153664, 159684, 164640, 169344, 171090, 172872, 182496, 185220, 186298, 192080, 197568, 199605, 205308, 211680, 212912, 216090, 219520, 228120, 230496, 239526, 243328, 246960, 256635, 259308, 266140, 273744, 279447, 282240, 288120, 296352, 304160, 307328, 319368, 324135, 329280, 342180, 345744, 359289, 364992, 370440, 372596, 384160, 395136, 399210, 410616, 423360, 425824, 432180, 456240, 460992, 465745, 479052, 493920, 513270, 518616, 532280, 547488, 558894, 576240, 592704, 598815, 608320, 638736, 648270, 652043, 658560, 684360, 691488, 718578, 729984, 740880, 745192, 768320, 798420, 821232, 838341, 846720, 851648, 864360, 912480, 921984, 931490, 958104, 987840, 1026540, 1037232, 1064560, 1094976, 1117788, 1152480, 1185408, 1197630, 1216640, 1277472, 1296540, 1304086, 1368720, 1382976, 1397235, 1437156, 1481760, 1490384, 1536640, 1596840, 1642464, 1676682, 1703296, 1728720, 1796445, 1824960, 1862980, 1916208, 1956129, 1975680, 2053080, 2074464, 2129120, 2189952, 2235576, 2304960, 2395260, 2515023, 2554944, 2593080, 2608172, 2737440, 2765952, 2794470, 2874312, 2963520, 2980768, 3193680, 3260215, 3284928, 3353364, 3457440, 3592890, 3649920, 3725960, 3832416, 3912258, 4106160, 4148928, 4191705, 4258240, 4471152, 4564301, 4609920, 4790520, 5030046, 5109888, 5186160, 5216344, 5474880, 5588940, 5748624, 5868387, 5927040, 5961536, 6387360, 6520430, 6569856, 6706728, 6914880, 7185780, 7451920, 7664832, 7824516, 8212320, 8297856, 8383410, 8516480, 8942304, 9128602, 9581040, 9780645, 10060092, 10372320, 10432688, 10949760, 11177880, 11497248, 11736774, 11923072, 12575115, 12774720, 13040860, 13413456, 13692903, 13829760, 14371560, 14903840, 15329664, 15649032, 16424640, 16766820, 17605161, 17884608, 18257204, 19162080, 19561290, 20120184, 20744640, 20865376, 22355760, 22821505, 22994496, 23473548, 25150230, 25549440, 26081720, 26826912, 27385806, 28743120, 29341935, 29807680, 31298064, 32849280, 33533640, 35210322, 35769216, 36514408, 38324160, 39122580, 40240368, 41078709, 41489280, 41730752, 44711520, 45643010, 45988992, 46947096, 50300460, 52163440, 53653824, 54771612, 57486240, 58683870, 59615360, 62596128, 67067280, 68464515, 70420644, 73028816, 76648320, 78245160, 80480736, 82157418, 83461504, 88025805, 89423040, 91286020, 93894192, 100600920, 104326880, 107307648, 109543224, 114972480, 117367740, 123236127, 125192256, 134134560, 136929030, 140841288, 146057632, 156490320, 160961472, 164314836, 176051610, 178846080, 182572040, 187788384, 201201840, 205393545, 208653760, 219086448, 229944960, 234735480, 246472254, 250384512, 268269120, 273858060, 281682576, 292115264, 312980640, 321922944, 328629672, 352103220, 365144080, 375576768, 402403680, 410787090, 417307520, 438172896, 469470960, 492944508, 536538240, 547716120, 563365152, 584230528, 616180635, 625961280, 657259344, 704206440, 730288160, 751153536, 804807360, 821574180, 876345792, 938941920, 985889016, 1095432240, 1126730304, 1232361270, 1251922560, 1314518688, 1408412880, 1460576320, 1609614720, 1643148360, 1752691584, 1877883840, 1971778032, 2190864480, 2253460608, 2464722540, 2629037376, 2816825760, 2921152640, 3286296720, 3755767680, 3943556064, 4381728960, 4929445080, 5258074752, 5633651520, 6572593440, 7887112128, 8763457920, 9858890160, 11267303040, 13145186880, 15774224256, 19717780320, 26290373760, 39435560640, 78871121280]

約数ペア:

[(1, 78871121280), (2, 39435560640), (3, 26290373760), (4, 19717780320), (5, 15774224256), (6, 13145186880), (7, 11267303040), (8, 9858890160), (9, 8763457920), (10, 7887112128), (12, 6572593440), (14, 5633651520), (15, 5258074752), (16, 4929445080), (18, 4381728960), (20, 3943556064), (21, 3755767680), (24, 3286296720), (27, 2921152640), (28, 2816825760), (30, 2629037376), (32, 2464722540), (35, 2253460608), (36, 2190864480), (40, 1971778032), (42, 1877883840), (45, 1752691584), (48, 1643148360), (49, 1609614720), (54, 1460576320), (56, 1408412880), (60, 1314518688), (63, 1251922560), (64, 1232361270), (70, 1126730304), (72, 1095432240), (80, 985889016), (84, 938941920), (90, 876345792), (96, 821574180), (98, 804807360), (105, 751153536), (108, 730288160), (112, 704206440), (120, 657259344), (126, 625961280), (128, 616180635), (135, 584230528), (140, 563365152), (144, 547716120), (147, 536538240), (160, 492944508), (168, 469470960), (180, 438172896), (189, 417307520), (192, 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(1440, 54771612), (1470, 53653824), (1512, 52163440), (1568, 50300460), (1680, 46947096), (1715, 45988992), (1728, 45643010), (1764, 44711520), (1890, 41730752), (1901, 41489280), (1920, 41078709), (1960, 40240368), (2016, 39122580), (2058, 38324160), (2160, 36514408), (2205, 35769216), (2240, 35210322), (2352, 33533640), (2401, 32849280), (2520, 31298064), (2646, 29807680), (2688, 29341935), (2744, 28743120), (2880, 27385806), (2940, 26826912), (3024, 26081720), (3087, 25549440), (3136, 25150230), (3360, 23473548), (3430, 22994496), (3456, 22821505), (3528, 22355760), (3780, 20865376), (3802, 20744640), (3920, 20120184), (4032, 19561290), (4116, 19162080), (4320, 18257204), (4410, 17884608), (4480, 17605161), (4704, 16766820), (4802, 16424640), (5040, 15649032), (5145, 15329664), (5292, 14903840), (5488, 14371560), (5703, 13829760), (5760, 13692903), (5880, 13413456), (6048, 13040860), (6174, 12774720), (6272, 12575115), (6615, 11923072), (6720, 11736774), (6860, 11497248), (7056, 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2608172), (30416, 2593080), (30870, 2554944), (31360, 2515023), (32928, 2395260), (34218, 2304960), (35280, 2235576), (36015, 2189952), (37044, 2129120), (38020, 2074464), (38416, 2053080), (39921, 1975680), (40320, 1956129), (41160, 1916208), (42336, 1862980), (43218, 1824960), (43904, 1796445), (45624, 1728720), (46305, 1703296), (47040, 1676682), (48020, 1642464), (49392, 1596840), (51327, 1536640), (52920, 1490384), (53228, 1481760), (54880, 1437156), (56448, 1397235), (57030, 1382976), (57624, 1368720), (60480, 1304086), (60832, 1296540), (61740, 1277472), (64827, 1216640), (65856, 1197630), (66535, 1185408), (68436, 1152480), (70560, 1117788), (72030, 1094976), (74088, 1064560), (76040, 1037232), (76832, 1026540), (79842, 987840), (82320, 958104), (84672, 931490), (85545, 921984), (86436, 912480), (91248, 864360), (92610, 851648), (93149, 846720), (94080, 838341), (96040, 821232), (98784, 798420), (102654, 768320), (105840, 745192), (106456, 740880), (108045, 729984), (109760, 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