299851520

素因数分解:

$2^8\times 5^1\times {\mathrm{234259}}^1$

素因数の和:234280

約数の個数: 36

約数和(自身を含む): 718241160

約数和(自身を除く): 418389640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 234259, 468518, 937036, 1171295, 1874072, 2342590, 3748144, 4685180, 7496288, 9370360, 14992576, 18740720, 29985152, 37481440, 59970304, 74962880, 149925760, 299851520]

約数ペア:

[(1, 299851520), (2, 149925760), (4, 74962880), (5, 59970304), (8, 37481440), (10, 29985152), (16, 18740720), (20, 14992576), (32, 9370360), (40, 7496288), (64, 4685180), (80, 3748144), (128, 2342590), (160, 1874072), (256, 1171295), (320, 937036), (640, 468518), (1280, 234259)]