681077985280

素因数分解:

$2^{12}\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:215

約数の個数: 936

約数和(自身を含む): 2146036757760

約数和(自身を除く): 1464958772480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 71, 77, 79, 80, 88, 98, 110, 112, 121, 128, 140, 142, 154, 158, 160, 176, 196, 220, 224, 242, 245, 256, 280, 284, 308, 316, 320, 352, 355, 385, 392, 395, 440, 448, 484, 490, 497, 512, 539, 553, 560, 568, 605, 616, 632, 640, 704, 710, 770, 781, 784, 790, 847, 869, 880, 896, 968, 980, 994, 1024, 1078, 1106, 1120, 1136, 1210, 1232, 1264, 1280, 1408, 1420, 1540, 1562, 1568, 1580, 1694, 1738, 1760, 1792, 1936, 1960, 1988, 2048, 2156, 2212, 2240, 2272, 2420, 2464, 2485, 2528, 2560, 2695, 2765, 2816, 2840, 3080, 3124, 3136, 3160, 3388, 3476, 3479, 3520, 3584, 3871, 3872, 3905, 3920, 3976, 4096, 4235, 4312, 4345, 4424, 4480, 4544, 4840, 4928, 4970, 5056, 5120, 5390, 5467, 5530, 5609, 5632, 5680, 5929, 6083, 6160, 6248, 6272, 6320, 6776, 6952, 6958, 7040, 7168, 7742, 7744, 7810, 7840, 7952, 8470, 8591, 8624, 8690, 8848, 8960, 9088, 9559, 9680, 9856, 9940, 10112, 10240, 10780, 10934, 11060, 11218, 11264, 11360, 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約数ペア:

[(1, 681077985280), (2, 340538992640), (4, 170269496320), (5, 136215597056), (7, 97296855040), (8, 85134748160), (10, 68107798528), (11, 61916180480), (14, 48648427520), (16, 42567374080), (20, 34053899264), (22, 30958090240), (28, 24324213760), (32, 21283687040), (35, 19459371008), (40, 17026949632), (44, 15479045120), (49, 13899550720), (55, 12383236096), (56, 12162106880), (64, 10641843520), (70, 9729685504), (71, 9592647680), (77, 8845168640), (79, 8621240320), (80, 8513474816), (88, 7739522560), (98, 6949775360), (110, 6191618048), (112, 6081053440), (121, 5628743680), (128, 5320921760), (140, 4864842752), (142, 4796323840), (154, 4422584320), (158, 4310620160), (160, 4256737408), (176, 3869761280), (196, 3474887680), (220, 3095809024), (224, 3040526720), (242, 2814371840), (245, 2779910144), (256, 2660460880), (280, 2432421376), (284, 2398161920), (308, 2211292160), (316, 2155310080), (320, 2128368704), (352, 1934880640), (355, 1918529536), (385, 1769033728), (392, 1737443840), (395, 1724248064), (440, 1547904512), (448, 1520263360), (484, 1407185920), (490, 1389955072), (497, 1370378240), (512, 1330230440), (539, 1263595520), (553, 1231605760), (560, 1216210688), (568, 1199080960), (605, 1125748736), (616, 1105646080), (632, 1077655040), (640, 1064184352), (704, 967440320), (710, 959264768), (770, 884516864), (781, 872058880), (784, 868721920), (790, 862124032), (847, 804106240), (869, 783749120), (880, 773952256), (896, 760131680), (968, 703592960), (980, 694977536), (994, 685189120), (1024, 665115220), (1078, 631797760), (1106, 615802880), (1120, 608105344), (1136, 599540480), (1210, 562874368), (1232, 552823040), (1264, 538827520), (1280, 532092176), (1408, 483720160), (1420, 479632384), (1540, 442258432), (1562, 436029440), (1568, 434360960), (1580, 431062016), (1694, 402053120), (1738, 391874560), (1760, 386976128), (1792, 380065840), (1936, 351796480), (1960, 347488768), (1988, 342594560), (2048, 332557610), (2156, 315898880), (2212, 307901440), (2240, 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3035648), (225280, 3023251), (237160, 2871808), (240548, 2831360), (243320, 2799104), (246796, 2759680), (247744, 2749120), (247808, 2748410), (249920, 2725184), (250880, 2714756), (254464, 2676520), (267652, 2544640), (271040, 2512832), (274841, 2478080), (274912, 2477440), (275968, 2467960), (278080, 2449216), (278320, 2447104), (283136, 2405480), (290816, 2341955), (300685, 2265088), (305888, 2226560), (306152, 2224640), (308495, 2207744), (309680, 2199296), (309760, 2198728), (314104, 2168320), (315392, 2159465), (318080, 2141216), (323584, 2104795), (334565, 2035712), (340648, 1999360), (343640, 1981952), (344960, 1974368), (349888, 1946560), (353920, 1924384), (358976, 1897280), (363520, 1873564), (379456, 1794880), (382360, 1781248), (382690, 1779712), (389312, 1749440), (392630, 1734656), (394240, 1727572), (399872, 1703240), (404480, 1683836), (420959, 1617920), (425810, 1599488), (431893, 1576960), (433664, 1570520), (437360, 1557248), (444928, 1530760), (445312, 1529440), (448720, 1517824), (468391, 1454080), (474320, 1435904), (481096, 1415680), (486640, 1399552), (493592, 1379840), (495488, 1374560), (495616, 1374205), (499840, 1362592), (501760, 1357378), (508928, 1338260), (535304, 1272320), (542080, 1256416), (549682, 1239040), (549824, 1238720), (551936, 1233980), (556160, 1224608), (556640, 1223552), (566272, 1202740), (601370, 1132544), (611776, 1113280), (612304, 1112320), (616990, 1103872), (619360, 1099648), (619520, 1099364), (628208, 1084160), (636160, 1070608), (669130, 1017856), (678689, 1003520), (681296, 999680), (687280, 990976), (689920, 987184), (699776, 973280), (707840, 962192), (717952, 948640), (727040, 936782), (758912, 897440), (764720, 890624), (765380, 889856), (778624, 874720), (785260, 867328), (788480, 863786), (799744, 851620), (808960, 841918)]