51213600

素因数分解:

$2^5\times 3^3\times 5^2\times {\mathrm{2371}}^1$

素因数の和:2400

約数の個数: 144

約数和(自身を含む): 185300640

約数和(自身を除く): 134087040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 90, 96, 100, 108, 120, 135, 144, 150, 160, 180, 200, 216, 225, 240, 270, 288, 300, 360, 400, 432, 450, 480, 540, 600, 675, 720, 800, 864, 900, 1080, 1200, 1350, 1440, 1800, 2160, 2371, 2400, 2700, 3600, 4320, 4742, 5400, 7113, 7200, 9484, 10800, 11855, 14226, 18968, 21339, 21600, 23710, 28452, 35565, 37936, 42678, 47420, 56904, 59275, 64017, 71130, 75872, 85356, 94840, 106695, 113808, 118550, 128034, 142260, 170712, 177825, 189680, 213390, 227616, 237100, 256068, 284520, 320085, 341424, 355650, 379360, 426780, 474200, 512136, 533475, 569040, 640170, 682848, 711300, 853560, 948400, 1024272, 1066950, 1138080, 1280340, 1422600, 1600425, 1707120, 1896800, 2048544, 2133900, 2560680, 2845200, 3200850, 3414240, 4267800, 5121360, 5690400, 6401700, 8535600, 10242720, 12803400, 17071200, 25606800, 51213600]

約数ペア:

[(1, 51213600), (2, 25606800), (3, 17071200), (4, 12803400), (5, 10242720), (6, 8535600), (8, 6401700), (9, 5690400), (10, 5121360), (12, 4267800), (15, 3414240), (16, 3200850), (18, 2845200), (20, 2560680), (24, 2133900), (25, 2048544), (27, 1896800), (30, 1707120), (32, 1600425), (36, 1422600), (40, 1280340), (45, 1138080), (48, 1066950), (50, 1024272), (54, 948400), (60, 853560), (72, 711300), (75, 682848), (80, 640170), (90, 569040), (96, 533475), (100, 512136), (108, 474200), (120, 426780), (135, 379360), (144, 355650), (150, 341424), (160, 320085), (180, 284520), (200, 256068), (216, 237100), (225, 227616), (240, 213390), (270, 189680), (288, 177825), (300, 170712), (360, 142260), (400, 128034), (432, 118550), (450, 113808), (480, 106695), (540, 94840), (600, 85356), (675, 75872), (720, 71130), (800, 64017), (864, 59275), (900, 56904), (1080, 47420), (1200, 42678), (1350, 37936), (1440, 35565), (1800, 28452), (2160, 23710), (2371, 21600), (2400, 21339), (2700, 18968), (3600, 14226), (4320, 11855), (4742, 10800), (5400, 9484), (7113, 7200)]