64546560

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1$

素因数の和:471

約数の個数: 216

約数和(自身を含む): 241061184

約数和(自身を除く): 176514624

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, 431, 468, 480, 520, 576, 585, 624, 640, 720, 768, 780, 832, 862, 936, 960, 1040, 1152, 1170, 1248, 1280, 1293, 1440, 1560, 1664, 1724, 1872, 1920, 2080, 2155, 2304, 2340, 2496, 2586, 2880, 3120, 3328, 3448, 3744, 3840, 3879, 4160, 4310, 4680, 4992, 5172, 5603, 5760, 6240, 6465, 6896, 7488, 7758, 8320, 8620, 9360, 9984, 10344, 11206, 11520, 12480, 12930, 13792, 14976, 15516, 16640, 16809, 17240, 18720, 19395, 20688, 22412, 24960, 25860, 27584, 28015, 29952, 31032, 33618, 34480, 37440, 38790, 41376, 44824, 49920, 50427, 51720, 55168, 56030, 62064, 67236, 68960, 74880, 77580, 82752, 84045, 89648, 100854, 103440, 110336, 112060, 124128, 134472, 137920, 149760, 155160, 165504, 168090, 179296, 201708, 206880, 224120, 248256, 252135, 268944, 275840, 310320, 331008, 336180, 358592, 403416, 413760, 448240, 496512, 504270, 537888, 551680, 620640, 672360, 717184, 806832, 827520, 896480, 993024, 1008540, 1075776, 1241280, 1344720, 1434368, 1613664, 1655040, 1792960, 2017080, 2151552, 2482560, 2689440, 3227328, 3585920, 4034160, 4303104, 4965120, 5378880, 6454656, 7171840, 8068320, 10757760, 12909312, 16136640, 21515520, 32273280, 64546560]

約数ペア:

[(1, 64546560), (2, 32273280), (3, 21515520), (4, 16136640), (5, 12909312), (6, 10757760), (8, 8068320), (9, 7171840), (10, 6454656), (12, 5378880), (13, 4965120), (15, 4303104), (16, 4034160), (18, 3585920), (20, 3227328), (24, 2689440), (26, 2482560), (30, 2151552), (32, 2017080), (36, 1792960), (39, 1655040), (40, 1613664), (45, 1434368), (48, 1344720), (52, 1241280), (60, 1075776), (64, 1008540), (65, 993024), (72, 896480), (78, 827520), (80, 806832), (90, 717184), (96, 672360), (104, 620640), (117, 551680), (120, 537888), (128, 504270), (130, 496512), (144, 448240), (156, 413760), (160, 403416), (180, 358592), (192, 336180), (195, 331008), (208, 310320), (234, 275840), (240, 268944), (256, 252135), (260, 248256), (288, 224120), (312, 206880), (320, 201708), (360, 179296), (384, 168090), (390, 165504), (416, 155160), (431, 149760), (468, 137920), (480, 134472), (520, 124128), (576, 112060), (585, 110336), (624, 103440), (640, 100854), (720, 89648), (768, 84045), (780, 82752), (832, 77580), (862, 74880), (936, 68960), (960, 67236), (1040, 62064), (1152, 56030), (1170, 55168), (1248, 51720), (1280, 50427), (1293, 49920), (1440, 44824), (1560, 41376), (1664, 38790), (1724, 37440), (1872, 34480), (1920, 33618), (2080, 31032), (2155, 29952), (2304, 28015), (2340, 27584), (2496, 25860), (2586, 24960), (2880, 22412), (3120, 20688), (3328, 19395), (3448, 18720), (3744, 17240), (3840, 16809), (3879, 16640), (4160, 15516), (4310, 14976), (4680, 13792), (4992, 12930), (5172, 12480), (5603, 11520), (5760, 11206), (6240, 10344), (6465, 9984), (6896, 9360), (7488, 8620), (7758, 8320)]