18209280

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{2371}}^1$

素因数の和:2397

約数の個数: 80

約数和(自身を含む): 58237344

約数和(自身を除く): 40028064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2371, 2560, 3840, 4742, 7113, 7680, 9484, 11855, 14226, 18968, 23710, 28452, 35565, 37936, 47420, 56904, 71130, 75872, 94840, 113808, 142260, 151744, 189680, 227616, 284520, 303488, 379360, 455232, 569040, 606976, 758720, 910464, 1138080, 1213952, 1517440, 1820928, 2276160, 3034880, 3641856, 4552320, 6069760, 9104640, 18209280]

約数ペア:

[(1, 18209280), (2, 9104640), (3, 6069760), (4, 4552320), (5, 3641856), (6, 3034880), (8, 2276160), (10, 1820928), (12, 1517440), (15, 1213952), (16, 1138080), (20, 910464), (24, 758720), (30, 606976), (32, 569040), (40, 455232), (48, 379360), (60, 303488), (64, 284520), (80, 227616), (96, 189680), (120, 151744), (128, 142260), (160, 113808), (192, 94840), (240, 75872), (256, 71130), (320, 56904), (384, 47420), (480, 37936), (512, 35565), (640, 28452), (768, 23710), (960, 18968), (1280, 14226), (1536, 11855), (1920, 9484), (2371, 7680), (2560, 7113), (3840, 4742)]