138276720

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{2371}}^1$

素因数の和:2402

約数の個数: 140

約数和(自身を含む): 482222856

約数和(自身を除く): 343946136

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2371, 2430, 2916, 3240, 3645, 3888, 4742, 4860, 5832, 6480, 7113, 7290, 9484, 9720, 11664, 11855, 14226, 14580, 18968, 19440, 21339, 23710, 28452, 29160, 35565, 37936, 42678, 47420, 56904, 58320, 64017, 71130, 85356, 94840, 106695, 113808, 128034, 142260, 170712, 189680, 192051, 213390, 256068, 284520, 320085, 341424, 384102, 426780, 512136, 569040, 576153, 640170, 768204, 853560, 960255, 1024272, 1152306, 1280340, 1536408, 1707120, 1728459, 1920510, 2304612, 2560680, 2880765, 3072816, 3456918, 3841020, 4609224, 5121360, 5761530, 6913836, 7682040, 8642295, 9218448, 11523060, 13827672, 15364080, 17284590, 23046120, 27655344, 34569180, 46092240, 69138360, 138276720]

約数ペア:

[(1, 138276720), (2, 69138360), (3, 46092240), (4, 34569180), (5, 27655344), (6, 23046120), (8, 17284590), (9, 15364080), (10, 13827672), (12, 11523060), (15, 9218448), (16, 8642295), (18, 7682040), (20, 6913836), (24, 5761530), (27, 5121360), (30, 4609224), (36, 3841020), (40, 3456918), (45, 3072816), (48, 2880765), (54, 2560680), (60, 2304612), (72, 1920510), (80, 1728459), (81, 1707120), (90, 1536408), (108, 1280340), (120, 1152306), (135, 1024272), (144, 960255), (162, 853560), (180, 768204), (216, 640170), (240, 576153), (243, 569040), (270, 512136), (324, 426780), (360, 384102), (405, 341424), (432, 320085), (486, 284520), (540, 256068), (648, 213390), (720, 192051), (729, 189680), (810, 170712), (972, 142260), (1080, 128034), (1215, 113808), (1296, 106695), (1458, 94840), (1620, 85356), (1944, 71130), (2160, 64017), (2371, 58320), (2430, 56904), (2916, 47420), (3240, 42678), (3645, 37936), (3888, 35565), (4742, 29160), (4860, 28452), (5832, 23710), (6480, 21339), (7113, 19440), (7290, 18968), (9484, 14580), (9720, 14226), (11664, 11855)]