31578240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{16447}}^1$

素因数の和:16469

約数の個数: 64

約数和(自身を含む): 100661760

約数和(自身を除く): 69083520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 16447, 32894, 49341, 65788, 82235, 98682, 131576, 164470, 197364, 246705, 263152, 328940, 394728, 493410, 526304, 657880, 789456, 986820, 1052608, 1315760, 1578912, 1973640, 2105216, 2631520, 3157824, 3947280, 5263040, 6315648, 7894560, 10526080, 15789120, 31578240]

約数ペア:

[(1, 31578240), (2, 15789120), (3, 10526080), (4, 7894560), (5, 6315648), (6, 5263040), (8, 3947280), (10, 3157824), (12, 2631520), (15, 2105216), (16, 1973640), (20, 1578912), (24, 1315760), (30, 1052608), (32, 986820), (40, 789456), (48, 657880), (60, 526304), (64, 493410), (80, 394728), (96, 328940), (120, 263152), (128, 246705), (160, 197364), (192, 164470), (240, 131576), (320, 98682), (384, 82235), (480, 65788), (640, 49341), (960, 32894), (1920, 16447)]