30447990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{907}}^1$

素因数の和:1293

約数の個数: 48

約数和(自身を含む): 79464528

約数和(自身を除く): 49016538

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 373, 746, 907, 1119, 1814, 1865, 2238, 2721, 3357, 3730, 4535, 5442, 5595, 6714, 8163, 9070, 11190, 13605, 16326, 16785, 27210, 33570, 40815, 81630, 338311, 676622, 1014933, 1691555, 2029866, 3044799, 3383110, 5074665, 6089598, 10149330, 15223995, 30447990]

約数ペア:

[(1, 30447990), (2, 15223995), (3, 10149330), (5, 6089598), (6, 5074665), (9, 3383110), (10, 3044799), (15, 2029866), (18, 1691555), (30, 1014933), (45, 676622), (90, 338311), (373, 81630), (746, 40815), (907, 33570), (1119, 27210), (1814, 16785), (1865, 16326), (2238, 13605), (2721, 11190), (3357, 9070), (3730, 8163), (4535, 6714), (5442, 5595)]