15146720

素因数分解:

$2^5\times 5^1\times {\mathrm{137}}^1\times {\mathrm{691}}^1$

素因数の和:843

約数の個数: 48

約数和(自身を含む): 36097488

約数和(自身を除く): 20950768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 137, 160, 274, 548, 685, 691, 1096, 1370, 1382, 2192, 2740, 2764, 3455, 4384, 5480, 5528, 6910, 10960, 11056, 13820, 21920, 22112, 27640, 55280, 94667, 110560, 189334, 378668, 473335, 757336, 946670, 1514672, 1893340, 3029344, 3786680, 7573360, 15146720]

約数ペア:

[(1, 15146720), (2, 7573360), (4, 3786680), (5, 3029344), (8, 1893340), (10, 1514672), (16, 946670), (20, 757336), (32, 473335), (40, 378668), (80, 189334), (137, 110560), (160, 94667), (274, 55280), (548, 27640), (685, 22112), (691, 21920), (1096, 13820), (1370, 11056), (1382, 10960), (2192, 6910), (2740, 5528), (2764, 5480), (3455, 4384)]