30207480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1811}}^1$

素因数の和:1964

約数の個数: 64

約数和(自身を含む): 91324800

約数和(自身を除く): 61117320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 1811, 2085, 2780, 3336, 3622, 4170, 5433, 5560, 7244, 8340, 9055, 10866, 14488, 16680, 18110, 21732, 27165, 36220, 43464, 54330, 72440, 108660, 217320, 251729, 503458, 755187, 1006916, 1258645, 1510374, 2013832, 2517290, 3020748, 3775935, 5034580, 6041496, 7551870, 10069160, 15103740, 30207480]

約数ペア:

[(1, 30207480), (2, 15103740), (3, 10069160), (4, 7551870), (5, 6041496), (6, 5034580), (8, 3775935), (10, 3020748), (12, 2517290), (15, 2013832), (20, 1510374), (24, 1258645), (30, 1006916), (40, 755187), (60, 503458), (120, 251729), (139, 217320), (278, 108660), (417, 72440), (556, 54330), (695, 43464), (834, 36220), (1112, 27165), (1390, 21732), (1668, 18110), (1811, 16680), (2085, 14488), (2780, 10866), (3336, 9055), (3622, 8340), (4170, 7244), (5433, 5560)]