12879360

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:85

約数の個数: 240

約数和(自身を含む): 49153104

約数和(自身を除く): 36273744

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 43, 45, 48, 52, 60, 64, 65, 72, 78, 80, 86, 90, 96, 104, 117, 120, 128, 129, 130, 144, 156, 160, 172, 180, 192, 195, 208, 215, 234, 240, 256, 258, 260, 288, 312, 320, 344, 360, 384, 387, 390, 416, 430, 468, 480, 512, 516, 520, 559, 576, 585, 624, 640, 645, 688, 720, 768, 774, 780, 832, 860, 936, 960, 1032, 1040, 1118, 1152, 1170, 1248, 1280, 1290, 1376, 1440, 1536, 1548, 1560, 1664, 1677, 1720, 1872, 1920, 1935, 2064, 2080, 2236, 2304, 2340, 2496, 2560, 2580, 2752, 2795, 2880, 3096, 3120, 3328, 3354, 3440, 3744, 3840, 3870, 4128, 4160, 4472, 4608, 4680, 4992, 5031, 5160, 5504, 5590, 5760, 6192, 6240, 6656, 6708, 6880, 7488, 7680, 7740, 8256, 8320, 8385, 8944, 9360, 9984, 10062, 10320, 11008, 11180, 11520, 12384, 12480, 13416, 13760, 14976, 15480, 16512, 16640, 16770, 17888, 18720, 19968, 20124, 20640, 22016, 22360, 23040, 24768, 24960, 25155, 26832, 27520, 29952, 30960, 33024, 33280, 33540, 35776, 37440, 40248, 41280, 44720, 49536, 49920, 50310, 53664, 55040, 59904, 61920, 66048, 67080, 71552, 74880, 80496, 82560, 89440, 99072, 99840, 100620, 107328, 110080, 123840, 134160, 143104, 149760, 160992, 165120, 178880, 198144, 201240, 214656, 247680, 268320, 286208, 299520, 321984, 330240, 357760, 402480, 429312, 495360, 536640, 643968, 715520, 804960, 858624, 990720, 1073280, 1287936, 1431040, 1609920, 2146560, 2575872, 3219840, 4293120, 6439680, 12879360]

約数ペア:

[(1, 12879360), (2, 6439680), (3, 4293120), (4, 3219840), (5, 2575872), (6, 2146560), (8, 1609920), (9, 1431040), (10, 1287936), (12, 1073280), (13, 990720), (15, 858624), (16, 804960), (18, 715520), (20, 643968), (24, 536640), (26, 495360), (30, 429312), (32, 402480), (36, 357760), (39, 330240), (40, 321984), (43, 299520), (45, 286208), (48, 268320), (52, 247680), (60, 214656), (64, 201240), (65, 198144), (72, 178880), (78, 165120), (80, 160992), (86, 149760), (90, 143104), (96, 134160), (104, 123840), (117, 110080), (120, 107328), (128, 100620), (129, 99840), (130, 99072), (144, 89440), (156, 82560), (160, 80496), (172, 74880), (180, 71552), (192, 67080), (195, 66048), (208, 61920), (215, 59904), (234, 55040), (240, 53664), (256, 50310), (258, 49920), (260, 49536), (288, 44720), (312, 41280), (320, 40248), (344, 37440), (360, 35776), (384, 33540), (387, 33280), (390, 33024), (416, 30960), (430, 29952), (468, 27520), (480, 26832), (512, 25155), (516, 24960), (520, 24768), (559, 23040), (576, 22360), (585, 22016), (624, 20640), (640, 20124), (645, 19968), (688, 18720), (720, 17888), (768, 16770), (774, 16640), (780, 16512), (832, 15480), (860, 14976), (936, 13760), (960, 13416), (1032, 12480), (1040, 12384), (1118, 11520), (1152, 11180), (1170, 11008), (1248, 10320), (1280, 10062), (1290, 9984), (1376, 9360), (1440, 8944), (1536, 8385), (1548, 8320), (1560, 8256), (1664, 7740), (1677, 7680), (1720, 7488), (1872, 6880), (1920, 6708), (1935, 6656), (2064, 6240), (2080, 6192), (2236, 5760), (2304, 5590), (2340, 5504), (2496, 5160), (2560, 5031), (2580, 4992), (2752, 4680), (2795, 4608), (2880, 4472), (3096, 4160), (3120, 4128), (3328, 3870), (3354, 3840), (3440, 3744)]