15495720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{929}}^1$

素因数の和:1082

約数の個数: 64

約数和(自身を含む): 46872000

約数和(自身を除く): 31376280

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, 929, 1112, 1390, 1668, 1858, 2085, 2780, 2787, 3336, 3716, 4170, 4645, 5560, 5574, 7432, 8340, 9290, 11148, 13935, 16680, 18580, 22296, 27870, 37160, 55740, 111480, 129131, 258262, 387393, 516524, 645655, 774786, 1033048, 1291310, 1549572, 1936965, 2582620, 3099144, 3873930, 5165240, 7747860, 15495720]

約数ペア:

[(1, 15495720), (2, 7747860), (3, 5165240), (4, 3873930), (5, 3099144), (6, 2582620), (8, 1936965), (10, 1549572), (12, 1291310), (15, 1033048), (20, 774786), (24, 645655), (30, 516524), (40, 387393), (60, 258262), (120, 129131), (139, 111480), (278, 55740), (417, 37160), (556, 27870), (695, 22296), (834, 18580), (929, 16680), (1112, 13935), (1390, 11148), (1668, 9290), (1858, 8340), (2085, 7432), (2780, 5574), (2787, 5560), (3336, 4645), (3716, 4170)]