20378685120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1\times {\mathrm{1747}}^1$

素因数の和:2215

約数の個数: 224

約数和(自身を含む): 67131590400

約数和(自身を除く): 46752905280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 145, 160, 174, 192, 232, 240, 290, 320, 348, 419, 435, 464, 480, 580, 696, 838, 870, 928, 960, 1160, 1257, 1392, 1676, 1740, 1747, 1856, 2095, 2320, 2514, 2784, 3352, 3480, 3494, 4190, 4640, 5028, 5241, 5568, 6285, 6704, 6960, 6988, 8380, 8735, 9280, 10056, 10482, 12151, 12570, 13408, 13920, 13976, 16760, 17470, 20112, 20964, 24302, 25140, 26205, 26816, 27840, 27952, 33520, 34940, 36453, 40224, 41928, 48604, 50280, 50663, 52410, 55904, 60755, 67040, 69880, 72906, 80448, 83856, 97208, 100560, 101326, 104820, 111808, 121510, 134080, 139760, 145812, 151989, 167712, 182265, 194416, 201120, 202652, 209640, 243020, 253315, 279520, 291624, 303978, 335424, 364530, 388832, 402240, 405304, 419280, 486040, 506630, 559040, 583248, 607956, 729060, 731993, 759945, 777664, 810608, 838560, 972080, 1013260, 1166496, 1215912, 1458120, 1463986, 1519890, 1621216, 1677120, 1944160, 2026520, 2195979, 2332992, 2431824, 2916240, 2927972, 3039780, 3242432, 3659965, 3888320, 4053040, 4391958, 4863648, 5832480, 5855944, 6079560, 7319930, 8106080, 8783916, 9727296, 10979895, 11664960, 11711888, 12159120, 14639860, 16212160, 17567832, 21227797, 21959790, 23423776, 24318240, 29279720, 35135664, 42455594, 43919580, 46847552, 48636480, 58559440, 63683391, 70271328, 84911188, 87839160, 106138985, 117118880, 127366782, 140542656, 169822376, 175678320, 212277970, 234237760, 254733564, 318416955, 339644752, 351356640, 424555940, 509467128, 636833910, 679289504, 702713280, 849111880, 1018934256, 1273667820, 1358579008, 1698223760, 2037868512, 2547335640, 3396447520, 4075737024, 5094671280, 6792895040, 10189342560, 20378685120]

約数ペア:

[(1, 20378685120), (2, 10189342560), (3, 6792895040), (4, 5094671280), (5, 4075737024), (6, 3396447520), (8, 2547335640), (10, 2037868512), (12, 1698223760), (15, 1358579008), (16, 1273667820), (20, 1018934256), (24, 849111880), (29, 702713280), (30, 679289504), (32, 636833910), (40, 509467128), (48, 424555940), (58, 351356640), (60, 339644752), (64, 318416955), (80, 254733564), (87, 234237760), (96, 212277970), (116, 175678320), (120, 169822376), (145, 140542656), (160, 127366782), (174, 117118880), (192, 106138985), (232, 87839160), (240, 84911188), (290, 70271328), (320, 63683391), (348, 58559440), (419, 48636480), (435, 46847552), (464, 43919580), (480, 42455594), (580, 35135664), (696, 29279720), (838, 24318240), (870, 23423776), (928, 21959790), (960, 21227797), (1160, 17567832), (1257, 16212160), (1392, 14639860), (1676, 12159120), (1740, 11711888), (1747, 11664960), (1856, 10979895), (2095, 9727296), (2320, 8783916), (2514, 8106080), (2784, 7319930), (3352, 6079560), (3480, 5855944), (3494, 5832480), (4190, 4863648), (4640, 4391958), (5028, 4053040), (5241, 3888320), (5568, 3659965), (6285, 3242432), (6704, 3039780), (6960, 2927972), (6988, 2916240), (8380, 2431824), (8735, 2332992), (9280, 2195979), (10056, 2026520), (10482, 1944160), (12151, 1677120), (12570, 1621216), (13408, 1519890), (13920, 1463986), (13976, 1458120), (16760, 1215912), (17470, 1166496), (20112, 1013260), (20964, 972080), (24302, 838560), (25140, 810608), (26205, 777664), (26816, 759945), (27840, 731993), (27952, 729060), (33520, 607956), (34940, 583248), (36453, 559040), (40224, 506630), (41928, 486040), (48604, 419280), (50280, 405304), (50663, 402240), (52410, 388832), (55904, 364530), (60755, 335424), (67040, 303978), (69880, 291624), (72906, 279520), (80448, 253315), (83856, 243020), (97208, 209640), (100560, 202652), (101326, 201120), (104820, 194416), (111808, 182265), (121510, 167712), (134080, 151989), (139760, 145812)]