30728160

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{2371}}^1$

素因数の和:2398

約数の個数: 120

約数和(自身を含む): 108490536

約数和(自身を除く): 77762376

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, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2371, 2592, 3240, 4320, 4742, 6480, 7113, 9484, 11855, 12960, 14226, 18968, 21339, 23710, 28452, 35565, 37936, 42678, 47420, 56904, 64017, 71130, 75872, 85356, 94840, 106695, 113808, 128034, 142260, 170712, 189680, 192051, 213390, 227616, 256068, 284520, 320085, 341424, 379360, 384102, 426780, 512136, 569040, 640170, 682848, 768204, 853560, 960255, 1024272, 1138080, 1280340, 1536408, 1707120, 1920510, 2048544, 2560680, 3072816, 3414240, 3841020, 5121360, 6145632, 7682040, 10242720, 15364080, 30728160]

約数ペア:

[(1, 30728160), (2, 15364080), (3, 10242720), (4, 7682040), (5, 6145632), (6, 5121360), (8, 3841020), (9, 3414240), (10, 3072816), (12, 2560680), (15, 2048544), (16, 1920510), (18, 1707120), (20, 1536408), (24, 1280340), (27, 1138080), (30, 1024272), (32, 960255), (36, 853560), (40, 768204), (45, 682848), (48, 640170), (54, 569040), (60, 512136), (72, 426780), (80, 384102), (81, 379360), (90, 341424), (96, 320085), (108, 284520), (120, 256068), (135, 227616), (144, 213390), (160, 192051), (162, 189680), (180, 170712), (216, 142260), (240, 128034), (270, 113808), (288, 106695), (324, 94840), (360, 85356), (405, 75872), (432, 71130), (480, 64017), (540, 56904), (648, 47420), (720, 42678), (810, 37936), (864, 35565), (1080, 28452), (1296, 23710), (1440, 21339), (1620, 18968), (2160, 14226), (2371, 12960), (2592, 11855), (3240, 9484), (4320, 7113), (4742, 6480)]