257571360

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{547}}^1$

素因数の和:680

約数の個数: 192

約数和(自身を含む): 911433600

約数和(自身を除く): 653862240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 109, 120, 135, 144, 160, 180, 216, 218, 240, 270, 288, 327, 360, 432, 436, 480, 540, 545, 547, 654, 720, 864, 872, 981, 1080, 1090, 1094, 1308, 1440, 1635, 1641, 1744, 1962, 2160, 2180, 2188, 2616, 2735, 2943, 3270, 3282, 3488, 3924, 4320, 4360, 4376, 4905, 4923, 5232, 5470, 5886, 6540, 6564, 7848, 8205, 8720, 8752, 9810, 9846, 10464, 10940, 11772, 13080, 13128, 14715, 14769, 15696, 16410, 17440, 17504, 19620, 19692, 21880, 23544, 24615, 26160, 26256, 29430, 29538, 31392, 32820, 39240, 39384, 43760, 47088, 49230, 52320, 52512, 58860, 59076, 59623, 65640, 73845, 78480, 78768, 87520, 94176, 98460, 117720, 118152, 119246, 131280, 147690, 156960, 157536, 178869, 196920, 235440, 236304, 238492, 262560, 295380, 298115, 357738, 393840, 470880, 472608, 476984, 536607, 590760, 596230, 715476, 787680, 894345, 953968, 1073214, 1181520, 1192460, 1430952, 1609821, 1788690, 1907936, 2146428, 2363040, 2384920, 2683035, 2861904, 3219642, 3577380, 4292856, 4769840, 5366070, 5723808, 6439284, 7154760, 8049105, 8585712, 9539680, 10732140, 12878568, 14309520, 16098210, 17171424, 21464280, 25757136, 28619040, 32196420, 42928560, 51514272, 64392840, 85857120, 128785680, 257571360]

約数ペア:

[(1, 257571360), (2, 128785680), (3, 85857120), (4, 64392840), (5, 51514272), (6, 42928560), (8, 32196420), (9, 28619040), (10, 25757136), (12, 21464280), (15, 17171424), (16, 16098210), (18, 14309520), (20, 12878568), (24, 10732140), (27, 9539680), (30, 8585712), (32, 8049105), (36, 7154760), (40, 6439284), (45, 5723808), (48, 5366070), (54, 4769840), (60, 4292856), (72, 3577380), (80, 3219642), (90, 2861904), (96, 2683035), (108, 2384920), (109, 2363040), (120, 2146428), (135, 1907936), (144, 1788690), (160, 1609821), (180, 1430952), (216, 1192460), (218, 1181520), (240, 1073214), (270, 953968), (288, 894345), (327, 787680), (360, 715476), (432, 596230), (436, 590760), (480, 536607), (540, 476984), (545, 472608), (547, 470880), (654, 393840), (720, 357738), (864, 298115), (872, 295380), (981, 262560), (1080, 238492), (1090, 236304), (1094, 235440), (1308, 196920), (1440, 178869), (1635, 157536), (1641, 156960), (1744, 147690), (1962, 131280), (2160, 119246), (2180, 118152), (2188, 117720), (2616, 98460), (2735, 94176), (2943, 87520), (3270, 78768), (3282, 78480), (3488, 73845), (3924, 65640), (4320, 59623), (4360, 59076), (4376, 58860), (4905, 52512), (4923, 52320), (5232, 49230), (5470, 47088), (5886, 43760), (6540, 39384), (6564, 39240), (7848, 32820), (8205, 31392), (8720, 29538), (8752, 29430), (9810, 26256), (9846, 26160), (10464, 24615), (10940, 23544), (11772, 21880), (13080, 19692), (13128, 19620), (14715, 17504), (14769, 17440), (15696, 16410)]