309030720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{661}}^1$

素因数の和:1168

約数の個数: 112

約数和(自身を含む): 984674688

約数和(自身を除く): 675643968

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, 160, 192, 240, 320, 480, 487, 661, 960, 974, 1322, 1461, 1948, 1983, 2435, 2644, 2922, 3305, 3896, 3966, 4870, 5288, 5844, 6610, 7305, 7792, 7932, 9740, 9915, 10576, 11688, 13220, 14610, 15584, 15864, 19480, 19830, 21152, 23376, 26440, 29220, 31168, 31728, 38960, 39660, 42304, 46752, 52880, 58440, 63456, 77920, 79320, 93504, 105760, 116880, 126912, 155840, 158640, 211520, 233760, 317280, 321907, 467520, 634560, 643814, 965721, 1287628, 1609535, 1931442, 2575256, 3219070, 3862884, 4828605, 5150512, 6438140, 7725768, 9657210, 10301024, 12876280, 15451536, 19314420, 20602048, 25752560, 30903072, 38628840, 51505120, 61806144, 77257680, 103010240, 154515360, 309030720]

約数ペア:

[(1, 309030720), (2, 154515360), (3, 103010240), (4, 77257680), (5, 61806144), (6, 51505120), (8, 38628840), (10, 30903072), (12, 25752560), (15, 20602048), (16, 19314420), (20, 15451536), (24, 12876280), (30, 10301024), (32, 9657210), (40, 7725768), (48, 6438140), (60, 5150512), (64, 4828605), (80, 3862884), (96, 3219070), (120, 2575256), (160, 1931442), (192, 1609535), (240, 1287628), (320, 965721), (480, 643814), (487, 634560), (661, 467520), (960, 321907), (974, 317280), (1322, 233760), (1461, 211520), (1948, 158640), (1983, 155840), (2435, 126912), (2644, 116880), (2922, 105760), (3305, 93504), (3896, 79320), (3966, 77920), (4870, 63456), (5288, 58440), (5844, 52880), (6610, 46752), (7305, 42304), (7792, 39660), (7932, 38960), (9740, 31728), (9915, 31168), (10576, 29220), (11688, 26440), (13220, 23376), (14610, 21152), (15584, 19830), (15864, 19480)]