20979844704

素因数分解:

$2^5\times 3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2$

素因数の和:129

約数の個数: 864

約数和(自身を含む): 81977313600

約数和(自身を除く): 60997468896

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 17, 18, 21, 24, 26, 28, 31, 32, 34, 36, 39, 42, 48, 49, 51, 52, 56, 62, 63, 68, 72, 78, 84, 91, 93, 96, 98, 102, 104, 112, 117, 119, 124, 126, 136, 144, 147, 153, 156, 168, 182, 186, 196, 204, 208, 217, 221, 224, 234, 238, 248, 252, 272, 273, 279, 288, 294, 306, 312, 336, 343, 357, 364, 372, 392, 403, 408, 416, 434, 441, 442, 468, 476, 496, 504, 527, 544, 546, 558, 588, 612, 624, 637, 651, 663, 672, 686, 714, 728, 744, 784, 806, 816, 819, 833, 868, 882, 884, 936, 952, 961, 992, 1008, 1029, 1054, 1071, 1092, 1116, 1176, 1209, 1224, 1248, 1274, 1302, 1326, 1372, 1428, 1456, 1488, 1519, 1547, 1568, 1581, 1612, 1632, 1638, 1666, 1736, 1764, 1768, 1872, 1904, 1911, 1922, 1953, 1989, 2016, 2058, 2108, 2142, 2184, 2232, 2352, 2418, 2448, 2499, 2548, 2604, 2652, 2744, 2821, 2856, 2883, 2912, 2976, 3038, 3087, 3094, 3162, 3224, 3276, 3332, 3472, 3528, 3536, 3627, 3689, 3744, 3808, 3822, 3844, 3906, 3978, 4116, 4216, 4284, 4368, 4459, 4464, 4557, 4641, 4704, 4743, 4836, 4896, 4998, 5096, 5208, 5304, 5488, 5642, 5712, 5733, 5766, 5831, 6076, 6174, 6188, 6324, 6448, 6552, 6664, 6727, 6851, 6944, 7056, 7072, 7254, 7378, 7497, 7644, 7688, 7812, 7956, 8232, 8432, 8463, 8568, 8649, 8736, 8918, 8928, 9114, 9282, 9486, 9672, 9996, 10192, 10416, 10608, 10633, 10829, 10976, 11067, 11284, 11424, 11466, 11532, 11662, 12152, 12348, 12376, 12493, 12648, 12896, 13104, 13328, 13377, 13454, 13671, 13702, 13923, 14112, 14508, 14756, 14994, 15288, 15376, 15624, 15912, 16337, 16464, 16864, 16926, 17136, 17298, 17493, 17836, 18228, 18564, 18972, 19344, 19747, 19992, 20181, 20384, 20553, 20832, 21216, 21266, 21658, 22134, 22568, 22932, 23064, 23324, 24304, 24696, 24752, 24986, 25296, 25389, 25823, 26208, 26656, 26754, 26908, 27342, 27404, 27846, 29016, 29512, 29988, 30576, 30752, 31248, 31824, 31899, 32487, 32674, 32928, 33201, 33852, 34272, 34596, 34986, 35672, 36456, 37128, 37479, 37944, 38688, 39494, 39984, 40131, 40362, 41106, 42532, 43316, 44268, 45136, 45864, 46128, 46648, 47089, 47957, 48608, 49011, 49392, 49504, 49972, 50592, 50778, 51646, 52479, 53508, 53816, 54684, 54808, 55692, 58032, 59024, 59241, 59976, 60543, 61152, 61659, 62496, 63648, 63798, 64974, 65348, 66402, 67704, 69192, 69972, 71344, 72912, 74256, 74958, 75803, 75888, 77469, 78988, 79968, 80262, 80724, 82212, 85064, 86632, 87451, 88536, 90272, 91728, 92256, 93296, 94178, 95697, 95914, 97461, 98022, 98784, 99944, 101556, 103292, 104958, 107016, 107632, 109368, 109616, 111384, 112437, 114359, 116064, 118048, 118482, 119952, 121086, 123318, 127596, 129948, 130696, 132804, 135408, 138229, 138384, 139944, 141267, 142688, 143871, 145824, 147033, 148512, 149916, 151606, 151776, 154938, 157976, 160524, 161448, 164424, 170128, 173264, 174902, 177072, 177723, 180761, 183456, 186592, 188356, 191394, 191828, 194922, 196044, 199888, 203112, 206584, 209916, 212381, 214032, 215264, 218736, 219232, 222768, 224874, 227409, 228718, 232407, 236964, 239904, 242172, 246636, 255192, 259896, 261392, 262353, 265608, 270816, 276458, 276768, 279888, 282534, 287742, 294066, 299832, 303212, 309876, 315952, 321048, 322896, 328848, 329623, 335699, 340256, 343077, 346528, 349804, 354144, 355446, 361522, 376712, 382788, 383656, 389844, 392088, 399776, 406224, 413168, 414687, 419832, 423801, 424762, 428064, 431613, 437472, 445536, 449748, 454818, 457436, 464814, 473928, 484344, 493272, 510384, 519792, 522784, 524706, 531216, 542283, 552916, 559776, 565068, 575484, 588132, 599664, 606424, 612157, 619752, 631904, 637143, 642096, 645792, 657696, 659246, 671398, 682227, 686154, 699608, 710892, 723044, 753424, 765576, 767312, 779688, 784176, 787059, 800513, 812448, 826336, 829374, 839664, 847602, 849524, 863226, 899496, 909636, 914872, 929628, 947856, 968688, 986544, 988869, 1007097, 1020768, 1029231, 1039584, 1049412, 1062432, 1084566, 1105832, 1130136, 1150968, 1176264, 1199328, 1212848, 1224314, 1239504, 1244061, 1274286, 1284192, 1318492, 1342796, 1364454, 1372308, 1399216, 1421784, 1446088, 1486667, 1506848, 1531152, 1534624, 1559376, 1568352, 1574118, 1601026, 1626849, 1658748, 1679328, 1695204, 1699048, 1726452, 1798992, 1819272, 1829744, 1836471, 1859256, 1895712, 1911429, 1937376, 1973088, 1977738, 2014194, 2058462, 2098824, 2169132, 2211664, 2260272, 2301936, 2349893, 2352528, 2401539, 2425696, 2448628, 2479008, 2488122, 2548572, 2636984, 2685592, 2728908, 2744616, 2798432, 2843568, 2892176, 2966607, 2973334, 3021291, 3062304, 3118752, 3148236, 3202052, 3253698, 3317496, 3390408, 3398096, 3452904, 3597984, 3638544, 3659488, 3672942, 3718512, 3822858, 3955476, 4028388, 4116924, 4197648, 4285099, 4338264, 4423328, 4460001, 4520544, 4603872, 4699786, 4705056, 4803078, 4897256, 4976244, 5097144, 5273968, 5371184, 5457816, 5489232, 5509413, 5603591, 5687136, 5784352, 5933214, 5946668, 6042582, 6296472, 6404104, 6507396, 6634992, 6780816, 6796192, 6905808, 7049679, 7204617, 7277088, 7345884, 7437024, 7645716, 7910952, 8056776, 8233848, 8395296, 8570198, 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約数ペア:

[(1, 20979844704), (2, 10489922352), (3, 6993281568), (4, 5244961176), (6, 3496640784), (7, 2997120672), (8, 2622480588), (9, 2331093856), (12, 1748320392), (13, 1613834208), (14, 1498560336), (16, 1311240294), (17, 1234108512), (18, 1165546928), (21, 999040224), (24, 874160196), (26, 806917104), (28, 749280168), (31, 676769184), (32, 655620147), (34, 617054256), (36, 582773464), (39, 537944736), (42, 499520112), (48, 437080098), (49, 428160096), (51, 411369504), (52, 403458552), (56, 374640084), (62, 338384592), (63, 333013408), (68, 308527128), (72, 291386732), (78, 268972368), (84, 249760056), (91, 230547744), (93, 225589728), (96, 218540049), (98, 214080048), (102, 205684752), (104, 201729276), (112, 187320042), (117, 179314912), (119, 176301216), (124, 169192296), (126, 166506704), (136, 154263564), (144, 145693366), (147, 142720032), (153, 137123168), (156, 134486184), (168, 124880028), (182, 115273872), (186, 112794864), (196, 107040024), (204, 102842376), (208, 100864638), (217, 96681312), (221, 94931424), (224, 93660021), (234, 89657456), (238, 88150608), (248, 84596148), (252, 83253352), (272, 77131782), (273, 76849248), (279, 75196576), (288, 72846683), (294, 71360016), (306, 68561584), (312, 67243092), (336, 62440014), (343, 61165728), (357, 58767072), (364, 57636936), (372, 56397432), (392, 53520012), (403, 52059168), (408, 51421188), (416, 50432319), (434, 48340656), (441, 47573344), (442, 47465712), (468, 44828728), (476, 44075304), (496, 42298074), (504, 41626676), (527, 39809952), (544, 38565891), (546, 38424624), (558, 37598288), (588, 35680008), (612, 34280792), (624, 33621546), (637, 32935392), (651, 32227104), (663, 31643808), (672, 31220007), (686, 30582864), (714, 29383536), (728, 28818468), (744, 28198716), (784, 26760006), (806, 26029584), (816, 25710594), (819, 25616416), (833, 25185888), (868, 24170328), (882, 23786672), (884, 23732856), (936, 22414364), (952, 22037652), (961, 21831264), (992, 21149037), (1008, 20813338), (1029, 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(3276, 6404104), (3332, 6296472), (3472, 6042582), (3528, 5946668), (3536, 5933214), (3627, 5784352), (3689, 5687136), (3744, 5603591), (3808, 5509413), (3822, 5489232), (3844, 5457816), (3906, 5371184), (3978, 5273968), (4116, 5097144), (4216, 4976244), (4284, 4897256), (4368, 4803078), (4459, 4705056), (4464, 4699786), (4557, 4603872), (4641, 4520544), (4704, 4460001), (4743, 4423328), (4836, 4338264), (4896, 4285099), (4998, 4197648), (5096, 4116924), (5208, 4028388), (5304, 3955476), (5488, 3822858), (5642, 3718512), (5712, 3672942), (5733, 3659488), (5766, 3638544), (5831, 3597984), (6076, 3452904), (6174, 3398096), (6188, 3390408), (6324, 3317496), (6448, 3253698), (6552, 3202052), (6664, 3148236), (6727, 3118752), (6851, 3062304), (6944, 3021291), (7056, 2973334), (7072, 2966607), (7254, 2892176), (7378, 2843568), (7497, 2798432), (7644, 2744616), (7688, 2728908), (7812, 2685592), (7956, 2636984), (8232, 2548572), (8432, 2488122), (8463, 2479008), (8568, 2448628), (8649, 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(46648, 449748), (47089, 445536), (47957, 437472), (48608, 431613), (49011, 428064), (49392, 424762), (49504, 423801), (49972, 419832), (50592, 414687), (50778, 413168), (51646, 406224), (52479, 399776), (53508, 392088), (53816, 389844), (54684, 383656), (54808, 382788), (55692, 376712), (58032, 361522), (59024, 355446), (59241, 354144), (59976, 349804), (60543, 346528), (61152, 343077), (61659, 340256), (62496, 335699), (63648, 329623), (63798, 328848), (64974, 322896), (65348, 321048), (66402, 315952), (67704, 309876), (69192, 303212), (69972, 299832), (71344, 294066), (72912, 287742), (74256, 282534), (74958, 279888), (75803, 276768), (75888, 276458), (77469, 270816), (78988, 265608), (79968, 262353), (80262, 261392), (80724, 259896), (82212, 255192), (85064, 246636), (86632, 242172), (87451, 239904), (88536, 236964), (90272, 232407), (91728, 228718), (92256, 227409), (93296, 224874), (94178, 222768), (95697, 219232), (95914, 218736), (97461, 215264), (98022, 214032), (98784, 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