131339520

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{877}}^1$

素因数の和:917

約数の個数: 216

約数和(自身を含む): 489934536

約数和(自身を除く): 358595016

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, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 520, 576, 585, 624, 640, 720, 768, 780, 832, 877, 936, 960, 1040, 1152, 1170, 1248, 1280, 1440, 1560, 1664, 1754, 1872, 1920, 2080, 2304, 2340, 2496, 2631, 2880, 3120, 3328, 3508, 3744, 3840, 4160, 4385, 4680, 4992, 5262, 5760, 6240, 7016, 7488, 7893, 8320, 8770, 9360, 9984, 10524, 11401, 11520, 12480, 13155, 14032, 14976, 15786, 16640, 17540, 18720, 21048, 22802, 24960, 26310, 28064, 29952, 31572, 34203, 35080, 37440, 39465, 42096, 45604, 49920, 52620, 56128, 57005, 63144, 68406, 70160, 74880, 78930, 84192, 91208, 102609, 105240, 112256, 114010, 126288, 136812, 140320, 149760, 157860, 168384, 171015, 182416, 205218, 210480, 224512, 228020, 252576, 273624, 280640, 315720, 336768, 342030, 364832, 410436, 420960, 456040, 505152, 513045, 547248, 561280, 631440, 673536, 684060, 729664, 820872, 841920, 912080, 1010304, 1026090, 1094496, 1122560, 1262880, 1368120, 1459328, 1641744, 1683840, 1824160, 2020608, 2052180, 2188992, 2525760, 2736240, 2918656, 3283488, 3367680, 3648320, 4104360, 4377984, 5051520, 5472480, 6566976, 7296640, 8208720, 8755968, 10103040, 10944960, 13133952, 14593280, 16417440, 21889920, 26267904, 32834880, 43779840, 65669760, 131339520]

約数ペア:

[(1, 131339520), (2, 65669760), (3, 43779840), (4, 32834880), (5, 26267904), (6, 21889920), (8, 16417440), (9, 14593280), (10, 13133952), (12, 10944960), (13, 10103040), (15, 8755968), (16, 8208720), (18, 7296640), (20, 6566976), (24, 5472480), (26, 5051520), (30, 4377984), (32, 4104360), (36, 3648320), (39, 3367680), (40, 3283488), (45, 2918656), (48, 2736240), (52, 2525760), (60, 2188992), (64, 2052180), (65, 2020608), (72, 1824160), (78, 1683840), (80, 1641744), (90, 1459328), (96, 1368120), (104, 1262880), (117, 1122560), (120, 1094496), (128, 1026090), (130, 1010304), (144, 912080), (156, 841920), (160, 820872), (180, 729664), (192, 684060), (195, 673536), (208, 631440), (234, 561280), (240, 547248), (256, 513045), (260, 505152), (288, 456040), (312, 420960), (320, 410436), (360, 364832), (384, 342030), (390, 336768), (416, 315720), (468, 280640), (480, 273624), (520, 252576), (576, 228020), (585, 224512), (624, 210480), (640, 205218), (720, 182416), (768, 171015), (780, 168384), (832, 157860), (877, 149760), (936, 140320), (960, 136812), (1040, 126288), (1152, 114010), (1170, 112256), (1248, 105240), (1280, 102609), (1440, 91208), (1560, 84192), (1664, 78930), (1754, 74880), (1872, 70160), (1920, 68406), (2080, 63144), (2304, 57005), (2340, 56128), (2496, 52620), (2631, 49920), (2880, 45604), (3120, 42096), (3328, 39465), (3508, 37440), (3744, 35080), (3840, 34203), (4160, 31572), (4385, 29952), (4680, 28064), (4992, 26310), (5262, 24960), (5760, 22802), (6240, 21048), (7016, 18720), (7488, 17540), (7893, 16640), (8320, 15786), (8770, 14976), (9360, 14032), (9984, 13155), (10524, 12480), (11401, 11520)]