20571131520

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{293}}^1$

素因数の和:577

約数の個数: 512

約数和(自身を含む): 77728896000

約数和(自身を除く): 57157764480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 85, 90, 96, 102, 108, 120, 128, 135, 136, 144, 153, 160, 170, 180, 192, 204, 216, 239, 240, 255, 270, 272, 288, 293, 306, 320, 340, 360, 384, 408, 432, 459, 478, 480, 510, 540, 544, 576, 586, 612, 640, 680, 717, 720, 765, 816, 864, 879, 918, 956, 960, 1020, 1080, 1088, 1152, 1172, 1195, 1224, 1360, 1434, 1440, 1465, 1530, 1632, 1728, 1758, 1836, 1912, 1920, 2040, 2151, 2160, 2176, 2295, 2344, 2390, 2448, 2637, 2720, 2868, 2880, 2930, 3060, 3264, 3456, 3516, 3585, 3672, 3824, 4063, 4080, 4302, 4320, 4395, 4590, 4688, 4780, 4896, 4981, 5274, 5440, 5736, 5760, 5860, 6120, 6453, 6528, 7032, 7170, 7344, 7648, 7911, 8126, 8160, 8604, 8640, 8790, 9180, 9376, 9560, 9792, 9962, 10548, 10755, 10880, 11472, 11720, 12189, 12240, 12906, 13185, 14064, 14340, 14688, 14943, 15296, 15822, 16252, 16320, 17208, 17280, 17580, 18360, 18752, 19120, 19584, 19924, 20315, 21096, 21510, 22944, 23440, 24378, 24480, 24905, 25812, 26370, 28128, 28680, 29376, 29886, 30592, 31644, 32265, 32504, 32640, 34416, 35160, 36567, 36720, 37504, 38240, 39555, 39848, 40630, 42192, 43020, 44829, 45888, 46880, 48756, 48960, 49810, 51624, 52740, 56256, 57360, 58752, 59772, 60945, 63288, 64530, 65008, 68832, 70027, 70320, 73134, 73440, 74715, 76480, 79110, 79696, 81260, 84384, 86040, 89658, 91776, 93760, 97512, 97920, 99620, 103248, 105480, 109701, 112512, 114720, 119544, 121890, 126576, 129060, 130016, 134487, 137664, 140054, 140640, 146268, 146880, 149430, 152960, 158220, 159392, 162520, 168768, 172080, 179316, 182835, 187520, 195024, 199240, 206496, 210081, 210960, 219402, 224145, 229440, 239088, 243780, 253152, 258120, 260032, 268974, 275328, 280108, 281280, 292536, 293760, 298860, 316440, 318784, 325040, 337536, 344160, 350135, 358632, 365670, 390048, 398480, 412992, 420162, 421920, 438804, 448290, 458880, 478176, 487560, 506304, 516240, 520064, 537948, 548505, 560216, 562560, 585072, 597720, 630243, 632880, 637568, 650080, 672435, 688320, 700270, 717264, 731340, 780096, 796960, 825984, 840324, 843840, 877608, 896580, 956352, 975120, 1012608, 1032480, 1050405, 1075896, 1097010, 1120432, 1170144, 1190459, 1195440, 1260486, 1265760, 1300160, 1344870, 1376640, 1400540, 1434528, 1462680, 1560192, 1593920, 1680648, 1687680, 1755216, 1793160, 1890729, 1912704, 1950240, 2064960, 2100810, 2151792, 2194020, 2240864, 2340288, 2380918, 2390880, 2520972, 2531520, 2600320, 2689740, 2801080, 2869056, 2925360, 3151215, 3187840, 3361296, 3510432, 3571377, 3586320, 3781458, 3900480, 4129920, 4201620, 4303584, 4388040, 4481728, 4680576, 4761836, 4781760, 5041944, 5063040, 5379480, 5602160, 5738112, 5850720, 5952295, 6302430, 6722592, 7020864, 7142754, 7172640, 7562916, 7800960, 8403240, 8607168, 8776080, 8963456, 9453645, 9523672, 9563520, 10083888, 10714131, 10758960, 11204320, 11701440, 11904590, 12604860, 13445184, 14041728, 14285508, 14345280, 15125832, 16806480, 17214336, 17552160, 17856885, 18907290, 19047344, 20167776, 21428262, 21517920, 22408640, 23402880, 23809180, 25209720, 26890368, 28571016, 28690560, 30251664, 32142393, 33612960, 35104320, 35713770, 37814580, 38094688, 40335552, 42856524, 43035840, 44817280, 47618360, 50419440, 53570655, 57142032, 60503328, 64284786, 67225920, 70208640, 71427540, 75629160, 76189376, 80671104, 85713048, 86071680, 95236720, 100838880, 107141310, 114284064, 121006656, 128569572, 134451840, 142855080, 151258320, 152378752, 160711965, 171426096, 190473440, 201677760, 214282620, 228568128, 242013312, 257139144, 285710160, 302516640, 321423930, 342852192, 380946880, 403355520, 428565240, 457136256, 514278288, 571420320, 605033280, 642847860, 685704384, 761893760, 857130480, 1028556576, 1142840640, 1210066560, 1285695720, 1371408768, 1714260960, 2057113152, 2285681280, 2571391440, 3428521920, 4114226304, 5142782880, 6857043840, 10285565760, 20571131520]

約数ペア:

[(1, 20571131520), (2, 10285565760), (3, 6857043840), (4, 5142782880), (5, 4114226304), (6, 3428521920), (8, 2571391440), (9, 2285681280), (10, 2057113152), (12, 1714260960), (15, 1371408768), (16, 1285695720), (17, 1210066560), (18, 1142840640), (20, 1028556576), (24, 857130480), (27, 761893760), (30, 685704384), (32, 642847860), (34, 605033280), (36, 571420320), (40, 514278288), (45, 457136256), (48, 428565240), (51, 403355520), (54, 380946880), (60, 342852192), (64, 321423930), (68, 302516640), (72, 285710160), (80, 257139144), (85, 242013312), (90, 228568128), (96, 214282620), (102, 201677760), (108, 190473440), (120, 171426096), (128, 160711965), (135, 152378752), (136, 151258320), (144, 142855080), (153, 134451840), (160, 128569572), (170, 121006656), (180, 114284064), (192, 107141310), (204, 100838880), (216, 95236720), (239, 86071680), (240, 85713048), (255, 80671104), (270, 76189376), (272, 75629160), (288, 71427540), (293, 70208640), (306, 67225920), (320, 64284786), (340, 60503328), (360, 57142032), (384, 53570655), (408, 50419440), (432, 47618360), (459, 44817280), (478, 43035840), (480, 42856524), (510, 40335552), (540, 38094688), (544, 37814580), (576, 35713770), (586, 35104320), (612, 33612960), (640, 32142393), (680, 30251664), (717, 28690560), (720, 28571016), (765, 26890368), (816, 25209720), (864, 23809180), (879, 23402880), (918, 22408640), (956, 21517920), (960, 21428262), (1020, 20167776), (1080, 19047344), (1088, 18907290), (1152, 17856885), (1172, 17552160), (1195, 17214336), (1224, 16806480), (1360, 15125832), (1434, 14345280), (1440, 14285508), (1465, 14041728), (1530, 13445184), (1632, 12604860), (1728, 11904590), (1758, 11701440), (1836, 11204320), (1912, 10758960), (1920, 10714131), (2040, 10083888), (2151, 9563520), (2160, 9523672), (2176, 9453645), (2295, 8963456), (2344, 8776080), (2390, 8607168), (2448, 8403240), (2637, 7800960), (2720, 7562916), (2868, 7172640), (2880, 7142754), (2930, 7020864), (3060, 6722592), (3264, 6302430), (3456, 5952295), (3516, 5850720), (3585, 5738112), (3672, 5602160), (3824, 5379480), (4063, 5063040), (4080, 5041944), (4302, 4781760), (4320, 4761836), (4395, 4680576), (4590, 4481728), (4688, 4388040), (4780, 4303584), (4896, 4201620), (4981, 4129920), (5274, 3900480), (5440, 3781458), (5736, 3586320), (5760, 3571377), (5860, 3510432), (6120, 3361296), (6453, 3187840), (6528, 3151215), (7032, 2925360), (7170, 2869056), (7344, 2801080), (7648, 2689740), (7911, 2600320), (8126, 2531520), (8160, 2520972), (8604, 2390880), (8640, 2380918), (8790, 2340288), (9180, 2240864), (9376, 2194020), (9560, 2151792), (9792, 2100810), (9962, 2064960), (10548, 1950240), (10755, 1912704), (10880, 1890729), (11472, 1793160), (11720, 1755216), (12189, 1687680), (12240, 1680648), (12906, 1593920), (13185, 1560192), (14064, 1462680), (14340, 1434528), (14688, 1400540), (14943, 1376640), (15296, 1344870), (15822, 1300160), (16252, 1265760), (16320, 1260486), (17208, 1195440), (17280, 1190459), (17580, 1170144), (18360, 1120432), (18752, 1097010), (19120, 1075896), (19584, 1050405), (19924, 1032480), (20315, 1012608), (21096, 975120), (21510, 956352), (22944, 896580), (23440, 877608), (24378, 843840), (24480, 840324), (24905, 825984), (25812, 796960), (26370, 780096), (28128, 731340), (28680, 717264), (29376, 700270), (29886, 688320), (30592, 672435), (31644, 650080), (32265, 637568), (32504, 632880), (32640, 630243), (34416, 597720), (35160, 585072), (36567, 562560), (36720, 560216), (37504, 548505), (38240, 537948), (39555, 520064), (39848, 516240), (40630, 506304), (42192, 487560), (43020, 478176), (44829, 458880), (45888, 448290), (46880, 438804), (48756, 421920), (48960, 420162), (49810, 412992), (51624, 398480), (52740, 390048), (56256, 365670), (57360, 358632), (58752, 350135), (59772, 344160), (60945, 337536), (63288, 325040), (64530, 318784), (65008, 316440), (68832, 298860), (70027, 293760), (70320, 292536), (73134, 281280), (73440, 280108), (74715, 275328), (76480, 268974), (79110, 260032), (79696, 258120), (81260, 253152), (84384, 243780), (86040, 239088), (89658, 229440), (91776, 224145), (93760, 219402), (97512, 210960), (97920, 210081), (99620, 206496), (103248, 199240), (105480, 195024), (109701, 187520), (112512, 182835), (114720, 179316), (119544, 172080), (121890, 168768), (126576, 162520), (129060, 159392), (130016, 158220), (134487, 152960), (137664, 149430), (140054, 146880), (140640, 146268)]