21187104120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:186

約数の個数: 1152

約数和(自身を含む): 93728793600

約数和(自身を除く): 72541689480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 23, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 46, 49, 52, 54, 56, 60, 63, 65, 69, 70, 72, 78, 84, 90, 91, 92, 98, 103, 104, 105, 108, 115, 117, 120, 126, 130, 135, 138, 140, 147, 156, 161, 168, 169, 180, 182, 184, 189, 195, 196, 206, 207, 210, 216, 230, 234, 245, 252, 260, 270, 273, 276, 280, 294, 299, 309, 312, 315, 322, 338, 345, 351, 360, 364, 378, 390, 392, 412, 414, 420, 441, 455, 460, 468, 483, 490, 504, 507, 515, 520, 540, 546, 552, 585, 588, 598, 618, 621, 630, 637, 644, 676, 690, 702, 721, 728, 735, 756, 780, 805, 819, 824, 828, 840, 845, 882, 897, 910, 920, 927, 936, 945, 966, 980, 1014, 1030, 1035, 1080, 1092, 1127, 1170, 1176, 1183, 1196, 1236, 1242, 1260, 1274, 1288, 1323, 1339, 1352, 1365, 1380, 1404, 1442, 1449, 1470, 1495, 1512, 1521, 1545, 1560, 1610, 1638, 1656, 1690, 1755, 1764, 1794, 1820, 1854, 1890, 1911, 1932, 1960, 2028, 2060, 2070, 2093, 2163, 2184, 2205, 2254, 2340, 2366, 2369, 2392, 2415, 2457, 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16905, 17199, 17304, 17388, 17407, 17640, 17745, 17940, 18252, 18540, 18746, 18837, 18952, 19110, 19320, 19435, 19467, 19656, 20085, 20188, 20280, 20286, 20930, 21294, 21321, 21528, 21630, 21735, 22248, 22540, 22815, 22932, 23322, 23660, 23690, 24102, 24570, 24840, 24843, 25116, 25235, 25480, 25956, 26460, 26780, 26910, 27048, 27209, 27810, 28119, 28392, 28428, 28665, 28840, 28980, 29302, 30282, 30420, 30429, 30797, 31096, 31395, 31941, 32136, 32292, 32445, 32760, 33124, 33166, 33810, 34398, 34776, 34814, 34983, 35490, 35535, 35880, 36153, 36504, 37080, 37492, 37674, 38220, 38870, 38934, 40170, 40365, 40376, 40572, 41405, 41860, 42588, 42642, 43260, 43470, 43953, 45080, 45423, 45630, 45864, 46644, 46865, 47320, 47380, 48204, 49140, 49686, 49749, 50232, 50470, 50715, 51912, 52221, 52920, 53235, 53560, 53820, 54418, 55620, 56238, 56511, 56856, 57330, 57960, 58305, 58604, 60255, 60564, 60840, 60858, 61594, 62790, 63882, 63963, 64584, 64890, 65611, 66248, 66332, 67620, 68796, 69628, 69966, 70980, 71070, 72306, 73255, 74529, 74984, 75348, 75705, 76440, 77740, 77868, 80340, 80730, 81144, 81627, 82810, 82915, 83720, 84357, 85176, 85284, 85995, 86520, 86940, 87035, 87906, 90846, 91260, 92391, 93288, 93730, 94185, 94760, 96408, 97335, 98280, 99372, 99498, 100940, 101430, 104442, 104949, 106470, 106605, 107640, 108836, 111240, 112476, 113022, 114660, 116081, 116610, 117208, 120510, 121128, 121716, 121849, 123188, 124215, 125580, 127764, 127926, 129780, 131222, 131859, 132664, 135240, 136045, 136269, 137592, 139256, 139932, 140595, 141960, 142140, 144612, 146510, 149058, 149247, 150696, 151410, 152145, 153985, 155480, 155736, 156663, 159705, 160680, 161460, 163254, 165620, 165830, 168714, 170568, 171990, 173880, 174070, 174915, 175812, 180765, 181692, 182520, 184782, 187460, 188370, 190463, 194670, 196833, 198744, 198996, 201880, 202860, 208884, 209898, 212940, 213210, 215579, 217672, 219765, 223587, 224952, 226044, 227115, 229320, 232162, 233220, 241020, 243432, 243698, 244881, 246376, 248430, 248745, 251160, 253071, 255528, 255852, 259560, 261105, 262444, 263718, 272090, 272538, 277173, 279864, 281190, 282555, 284280, 289224, 293020, 298116, 298494, 302820, 304290, 307970, 313326, 319410, 319815, 322920, 326508, 328055, 331240, 331660, 337428, 343980, 348140, 348243, 349830, 351624, 361530, 363384, 365547, 369564, 372645, 374920, 376740, 380926, 389340, 393666, 395577, 397992, 400361, 405720, 408135, 417768, 419796, 421785, 425880, 426420, 431158, 439530, 447174, 447741, 452088, 454230, 461955, 464324, 466440, 469989, 482040, 487396, 489762, 496860, 497490, 506142, 511704, 522210, 524745, 524888, 527436, 544180, 545076, 554346, 562380, 565110, 571389, 580405, 586040, 590499, 596232, 596988, 605640, 608580, 609245, 615940, 626652, 638820, 639630, 646737, 653016, 656110, 659295, 663320, 674856, 681345, 687960, 696280, 696486, 699660, 723060, 731094, 734643, 739128, 745290, 746235, 753480, 761852, 778680, 783315, 787332, 791154, 800722, 816270, 831519, 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約数ペア:

[(1, 21187104120), (2, 10593552060), (3, 7062368040), (4, 5296776030), (5, 4237420824), (6, 3531184020), (7, 3026729160), (8, 2648388015), (9, 2354122680), (10, 2118710412), (12, 1765592010), (13, 1629777240), (14, 1513364580), (15, 1412473608), (18, 1177061340), (20, 1059355206), (21, 1008909720), (23, 921178440), (24, 882796005), (26, 814888620), (27, 784707560), (28, 756682290), (30, 706236804), (35, 605345832), (36, 588530670), (39, 543259080), (40, 529677603), (42, 504454860), (45, 470824536), (46, 460589220), (49, 432389880), (52, 407444310), (54, 392353780), (56, 378341145), (60, 353118402), (63, 336303240), (65, 325955448), (69, 307059480), (70, 302672916), (72, 294265335), (78, 271629540), (84, 252227430), (90, 235412268), (91, 232825320), (92, 230294610), (98, 216194940), (103, 205700040), (104, 203722155), (105, 201781944), (108, 196176890), (115, 184235688), (117, 181086360), (120, 176559201), (126, 168151620), (130, 162977724), (135, 156941512), (138, 153529740), (140, 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13159692), (1638, 12934740), (1656, 12794145), (1690, 12536748), (1755, 12072424), (1764, 12010830), (1794, 11809980), (1820, 11641266), (1854, 11427780), (1890, 11210108), (1911, 11086920), (1932, 10966410), (1960, 10809747), (2028, 10447290), (2060, 10285002), (2070, 10235316), (2093, 10122840), (2163, 9795240), (2184, 9701055), (2205, 9608664), (2254, 9399780), (2340, 9054318), (2366, 8954820), (2369, 8943480), (2392, 8857485), (2415, 8773128), (2457, 8623160), (2472, 8570835), (2484, 8529430), (2520, 8407581), (2535, 8357832), (2548, 8315190), (2646, 8007220), (2678, 7911540), (2691, 7873320), (2730, 7760844), (2760, 7676487), (2781, 7618520), (2808, 7545265), (2884, 7346430), (2898, 7310940), (2940, 7206498), (2990, 7085988), (3042, 6964860), (3090, 6856668), (3105, 6823544), (3185, 6652152), (3220, 6579846), (3276, 6467370), (3380, 6268374), (3381, 6266520), (3510, 6036212), (3528, 6005415), (3549, 5969880), (3588, 5904990), (3605, 5877144), (3640, 5820633), (3708, 5713890), 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(144612, 146510)]