About the Number

12879390720

12879390719 ← → 12879390721

2進数表記:1011111111101010111110100000000000

漢数字表記:百二十八億七千九百三十九万七百二十

素因数分解:

2 11 × 3 1 × 5 1 × 7 1 × 101 1 × 593 1

素因数の和:731
約数の個数: 384
約数和(自身を含む): 47636709120
約数和(自身を除く): 34757318400

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 101, 105, 112, 120, 128, 140, 160, 168, 192, 202, 210, 224, 240, 256, 280, 303, 320, 336, 384, 404, 420, 448, 480, 505, 512, 560, 593, 606, 640, 672, 707, 768, 808, 840, 896, 960, 1010, 1024, 1120, 1186, 1212, 1280, 1344, 1414, 1515, 1536, 1616, 1680, 1779, 1792, 1920, 2020, 2048, 2121, 2240, 2372, 2424, 2560, 2688, 2828, 2965, 3030, 3072, 3232, 3360, 3535, 3558, 3584, 3840, 4040, 4151, 4242, 4480, 4744, 4848, 5120, 5376, 5656, 5930, 6060, 6144, 6464, 6720, 7070, 7116, 7168, 7680, 8080, 8302, 8484, 8895, 8960, 9488, 9696, 10240, 10605, 10752, 11312, 11860, 12120, 12453, 12928, 13440, 14140, 14232, 14336, 15360, 16160, 16604, 16968, 17790, 17920, 18976, 19392, 20755, 21210, 21504, 22624, 23720, 24240, 24906, 25856, 26880, 28280, 28464, 30720, 32320, 33208, 33936, 35580, 35840, 37952, 38784, 41510, 42420, 43008, 45248, 47440, 48480, 49812, 51712, 53760, 56560, 56928, 59893, 62265, 64640, 66416, 67872, 71160, 71680, 75904, 77568, 83020, 84840, 90496, 94880, 96960, 99624, 103424, 107520, 113120, 113856, 119786, 124530, 129280, 132832, 135744, 142320, 151808, 155136, 166040, 169680, 179679, 180992, 189760, 193920, 199248, 206848, 215040, 226240, 227712, 239572, 249060, 258560, 265664, 271488, 284640, 299465, 303616, 310272, 332080, 339360, 359358, 361984, 379520, 387840, 398496, 419251, 452480, 455424, 479144, 498120, 517120, 531328, 542976, 569280, 598930, 607232, 620544, 664160, 678720, 718716, 723968, 759040, 775680, 796992, 838502, 898395, 904960, 910848, 958288, 996240, 1034240, 1062656, 1085952, 1138560, 1197860, 1214464, 1257753, 1328320, 1357440, 1437432, 1447936, 1518080, 1551360, 1593984, 1677004, 1796790, 1809920, 1821696, 1916576, 1992480, 2096255, 2125312, 2171904, 2277120, 2395720, 2515506, 2656640, 2714880, 2874864, 3036160, 3102720, 3187968, 3354008, 3593580, 3619840, 3643392, 3833152, 3984960, 4192510, 4250624, 4343808, 4554240, 4791440, 5031012, 5313280, 5429760, 5749728, 6072320, 6288765, 6375936, 6708016, 7187160, 7239680, 7666304, 7969920, 8385020, 8501248, 9108480, 9582880, 10062024, 10626560, 10859520, 11499456, 12577530, 12751872, 13416032, 14374320, 15332608, 15939840, 16770040, 18216960, 19165760, 20124048, 21253120, 21719040, 22998912, 25155060, 25503744, 26832064, 28748640, 30665216, 31879680, 33540080, 38331520, 40248096, 42506240, 45997824, 50310120, 53664128, 57497280, 61330432, 63759360, 67080160, 76663040, 80496192, 91995648, 100620240, 107328256, 114994560, 122660864, 127518720, 134160320, 153326080, 160992384, 183991296, 201240480, 214656512, 229989120, 268320640, 306652160, 321984768, 367982592, 402480960, 429313024, 459978240, 536641280, 613304320, 643969536, 804961920, 858626048, 919956480, 1073282560, 1287939072, 1609923840, 1839912960, 2146565120, 2575878144, 3219847680, 4293130240, 6439695360, 12879390720]

約数ペア:
[(1, 12879390720), (2, 6439695360), (3, 4293130240), (4, 3219847680), (5, 2575878144), (6, 2146565120), (7, 1839912960), (8, 1609923840), (10, 1287939072), (12, 1073282560), (14, 919956480), (15, 858626048), (16, 804961920), (20, 643969536), (21, 613304320), (24, 536641280), (28, 459978240), (30, 429313024), (32, 402480960), (35, 367982592), (40, 321984768), (42, 306652160), (48, 268320640), (56, 229989120), (60, 214656512), (64, 201240480), (70, 183991296), (80, 160992384), (84, 153326080), (96, 134160320), (101, 127518720), (105, 122660864), (112, 114994560), (120, 107328256), (128, 100620240), (140, 91995648), (160, 80496192), (168, 76663040), (192, 67080160), (202, 63759360), (210, 61330432), (224, 57497280), (240, 53664128), (256, 50310120), (280, 45997824), (303, 42506240), (320, 40248096), (336, 38331520), (384, 33540080), (404, 31879680), (420, 30665216), (448, 28748640), (480, 26832064), (505, 25503744), (512, 25155060), (560, 22998912), (593, 21719040), (606, 21253120), (640, 20124048), (672, 19165760), (707, 18216960), (768, 16770040), (808, 15939840), (840, 15332608), (896, 14374320), (960, 13416032), (1010, 12751872), (1024, 12577530), (1120, 11499456), (1186, 10859520), (1212, 10626560), (1280, 10062024), (1344, 9582880), (1414, 9108480), (1515, 8501248), (1536, 8385020), (1616, 7969920), (1680, 7666304), (1779, 7239680), (1792, 7187160), (1920, 6708016), (2020, 6375936), (2048, 6288765), (2121, 6072320), (2240, 5749728), (2372, 5429760), (2424, 5313280), (2560, 5031012), (2688, 4791440), (2828, 4554240), (2965, 4343808), (3030, 4250624), (3072, 4192510), (3232, 3984960), (3360, 3833152), (3535, 3643392), (3558, 3619840), (3584, 3593580), (3840, 3354008), (4040, 3187968), (4151, 3102720), (4242, 3036160), (4480, 2874864), (4744, 2714880), (4848, 2656640), (5120, 2515506), (5376, 2395720), (5656, 2277120), (5930, 2171904), (6060, 2125312), (6144, 2096255), (6464, 1992480), (6720, 1916576), (7070, 1821696), (7116, 1809920), (7168, 1796790), (7680, 1677004), (8080, 1593984), (8302, 1551360), (8484, 1518080), (8895, 1447936), (8960, 1437432), (9488, 1357440), (9696, 1328320), (10240, 1257753), (10605, 1214464), (10752, 1197860), (11312, 1138560), (11860, 1085952), (12120, 1062656), (12453, 1034240), (12928, 996240), (13440, 958288), (14140, 910848), (14232, 904960), (14336, 898395), (15360, 838502), (16160, 796992), (16604, 775680), (16968, 759040), (17790, 723968), (17920, 718716), (18976, 678720), (19392, 664160), (20755, 620544), (21210, 607232), (21504, 598930), (22624, 569280), (23720, 542976), (24240, 531328), (24906, 517120), (25856, 498120), (26880, 479144), (28280, 455424), (28464, 452480), (30720, 419251), (32320, 398496), (33208, 387840), (33936, 379520), (35580, 361984), (35840, 359358), (37952, 339360), (38784, 332080), (41510, 310272), (42420, 303616), (43008, 299465), (45248, 284640), (47440, 271488), (48480, 265664), (49812, 258560), (51712, 249060), (53760, 239572), (56560, 227712), (56928, 226240), (59893, 215040), (62265, 206848), (64640, 199248), (66416, 193920), (67872, 189760), (71160, 180992), (71680, 179679), (75904, 169680), (77568, 166040), (83020, 155136), (84840, 151808), (90496, 142320), (94880, 135744), (96960, 132832), (99624, 129280), (103424, 124530), (107520, 119786), (113120, 113856)]

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