20891654784

素因数分解:

$2^7\times 3^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:132

約数の個数: 1152

約数和(自身を含む): 85724096640

約数和(自身を除く): 64832441856

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14, 16, 18, 21, 22, 24, 26, 27, 28, 32, 33, 36, 39, 42, 44, 48, 52, 54, 56, 61, 63, 64, 66, 72, 77, 78, 81, 84, 88, 91, 96, 99, 104, 108, 112, 117, 121, 122, 126, 128, 132, 143, 144, 154, 156, 162, 168, 176, 182, 183, 189, 192, 198, 208, 216, 224, 231, 234, 242, 243, 244, 252, 264, 273, 286, 288, 297, 308, 312, 324, 336, 351, 352, 363, 364, 366, 378, 384, 396, 416, 427, 429, 432, 448, 462, 468, 484, 486, 488, 504, 528, 546, 549, 567, 572, 576, 594, 616, 624, 648, 671, 672, 693, 702, 704, 726, 728, 732, 756, 792, 793, 819, 832, 847, 854, 858, 864, 891, 896, 924, 936, 968, 972, 976, 1001, 1008, 1053, 1056, 1089, 1092, 1098, 1134, 1144, 1152, 1188, 1232, 1248, 1281, 1287, 1296, 1342, 1344, 1386, 1404, 1408, 1452, 1456, 1464, 1512, 1573, 1584, 1586, 1638, 1647, 1664, 1694, 1701, 1708, 1716, 1728, 1782, 1848, 1872, 1936, 1944, 1952, 2002, 2013, 2016, 2079, 2106, 2112, 2178, 2184, 2196, 2268, 2288, 2376, 2379, 2457, 2464, 2496, 2541, 2562, 2574, 2592, 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235521, 235872, 236192, 237168, 243243, 243936, 244244, 245952, 247104, 253638, 254826, 256932, 257664, 264264, 265716, 266112, 266448, 274428, 276696, 277992, 279136, 287859, 288288, 289872, 297297, 299376, 299754, 300608, 302016, 304512, 310002, 313632, 314028, 314496, 316224, 324324, 325248, 326106, 338184, 339768, 342144, 342576, 352352, 353808, 354288, 355264, 365904, 366366, 368928, 370656, 380457, 382239, 383812, 384384, 385398, 386496, 396396, 398574, 399168, 399672, 404352, 411642, 413336, 415044, 418176, 418704, 432432, 434808, 449631, 450912, 453024, 456768, 465003, 470448, 471042, 471744, 472384, 474336, 486486, 487872, 488488, 491904, 494208, 507276, 509652, 513864, 528528, 531432, 532896, 548856, 549549, 553392, 555984, 558272, 575718, 576576, 579744, 594594, 597861, 598752, 599508, 601216, 604032, 620004, 627264, 628056, 632448, 648648, 652212, 671671, 676368, 679536, 685152, 704704, 706563, 707616, 708576, 710528, 731808, 732732, 737856, 741312, 760914, 764478, 767624, 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2608848, 2675673, 2686684, 2697786, 2705472, 2718144, 2740608, 2790018, 2826252, 2830464, 2834304, 2927232, 2930928, 3043656, 3057912, 3070496, 3083184, 3171168, 3188592, 3197376, 3293136, 3297294, 3306688, 3320352, 3349632, 3454308, 3459456, 3478464, 3567564, 3587166, 3597048, 3720024, 3763584, 3768336, 3891888, 3907904, 4030026, 4058208, 4077216, 4110912, 4185027, 4228224, 4239378, 4251456, 4390848, 4396392, 4427136, 4447872, 4565484, 4605744, 4756752, 4782888, 4796064, 4945941, 4960032, 5024448, 5181462, 5189184, 5217696, 5351346, 5373368, 5395572, 5410944, 5436288, 5580036, 5652504, 5861856, 6045039, 6087312, 6115824, 6140992, 6166368, 6342336, 6377184, 6394752, 6586272, 6594588, 6613376, 6640704, 6908616, 6956928, 7135128, 7174332, 7194096, 7440048, 7536672, 7772193, 7783776, 7815808, 8060052, 8116416, 8154432, 8221824, 8370054, 8478756, 8502912, 8781696, 8792784, 9130968, 9211488, 9513504, 9565776, 9592128, 9891882, 9920064, 10048896, 10362924, 10378368, 10435392, 10702692, 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73047744, 76526208, 79135056, 82903392, 85621536, 85973888, 86329152, 89280576, 90440064, 93266316, 96720624, 100440648, 105513408, 108810702, 110537856, 114162048, 114789312, 118702584, 124355088, 128960832, 133920864, 135660096, 145080936, 146095488, 158270112, 163216053, 165806784, 171243072, 172658304, 178561152, 186532632, 193441248, 200881296, 211026816, 217621404, 229578624, 237405168, 248710176, 257921664, 267841728, 271320192, 290161872, 316540224, 326432106, 331613568, 342486144, 373065264, 386882496, 401762592, 435242808, 474810336, 497420352, 535683456, 580323744, 633080448, 652864212, 746130528, 773764992, 803525184, 870485616, 949620672, 994840704, 1160647488, 1305728424, 1492261056, 1607050368, 1740971232, 1899241344, 2321294976, 2611456848, 2984522112, 3481942464, 5222913696, 6963884928, 10445827392, 20891654784]

約数ペア:

[(1, 20891654784), (2, 10445827392), (3, 6963884928), (4, 5222913696), (6, 3481942464), (7, 2984522112), (8, 2611456848), (9, 2321294976), (11, 1899241344), (12, 1740971232), (13, 1607050368), (14, 1492261056), (16, 1305728424), (18, 1160647488), (21, 994840704), (22, 949620672), (24, 870485616), (26, 803525184), (27, 773764992), (28, 746130528), (32, 652864212), (33, 633080448), (36, 580323744), (39, 535683456), (42, 497420352), (44, 474810336), (48, 435242808), (52, 401762592), (54, 386882496), (56, 373065264), (61, 342486144), (63, 331613568), (64, 326432106), (66, 316540224), (72, 290161872), (77, 271320192), (78, 267841728), (81, 257921664), (84, 248710176), (88, 237405168), (91, 229578624), (96, 217621404), (99, 211026816), (104, 200881296), (108, 193441248), (112, 186532632), (117, 178561152), (121, 172658304), (122, 171243072), (126, 165806784), (128, 163216053), (132, 158270112), (143, 146095488), (144, 145080936), (154, 135660096), (156, 133920864), (162, 128960832), (168, 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(4158, 5024448), (4212, 4960032), (4224, 4945941), (4356, 4796064), (4368, 4782888), (4392, 4756752), (4536, 4605744), (4576, 4565484), (4697, 4447872), (4719, 4427136), (4752, 4396392), (4758, 4390848), (4914, 4251456), (4928, 4239378), (4941, 4228224), (4992, 4185027), (5082, 4110912), (5124, 4077216), (5148, 4058208), (5184, 4030026), (5346, 3907904), (5368, 3891888), (5544, 3768336), (5551, 3763584), (5616, 3720024), (5808, 3597048), (5824, 3587166), (5856, 3567564), (6006, 3478464), (6039, 3459456), (6048, 3454308), (6237, 3349632), (6292, 3320352), (6318, 3306688), (6336, 3297294), (6344, 3293136), (6534, 3197376), (6552, 3188592), (6588, 3171168), (6776, 3083184), (6804, 3070496), (6832, 3057912), (6864, 3043656), (7128, 2930928), (7137, 2927232), (7371, 2834304), (7381, 2830464), (7392, 2826252), (7488, 2790018), (7623, 2740608), (7686, 2718144), (7722, 2705472), (7744, 2697786), (7776, 2686684), (7808, 2675673), (8008, 2608848), (8052, 2594592), (8064, 2590731), (8316, 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