30134440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{383}}^1$

素因数の和:682

約数の個数: 64

約数和(自身を含む): 77967360

約数和(自身を除く): 47832920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 281, 383, 562, 766, 1124, 1405, 1532, 1915, 1967, 2248, 2681, 2810, 3064, 3830, 3934, 5362, 5620, 7660, 7868, 9835, 10724, 11240, 13405, 15320, 15736, 19670, 21448, 26810, 39340, 53620, 78680, 107240, 107623, 215246, 430492, 538115, 753361, 860984, 1076230, 1506722, 2152460, 3013444, 3766805, 4304920, 6026888, 7533610, 15067220, 30134440]

約数ペア:

[(1, 30134440), (2, 15067220), (4, 7533610), (5, 6026888), (7, 4304920), (8, 3766805), (10, 3013444), (14, 2152460), (20, 1506722), (28, 1076230), (35, 860984), (40, 753361), (56, 538115), (70, 430492), (140, 215246), (280, 107623), (281, 107240), (383, 78680), (562, 53620), (766, 39340), (1124, 26810), (1405, 21448), (1532, 19670), (1915, 15736), (1967, 15320), (2248, 13405), (2681, 11240), (2810, 10724), (3064, 9835), (3830, 7868), (3934, 7660), (5362, 5620)]