8144040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67867}}^1$

素因数の和:67881

約数の個数: 32

約数和(自身を含む): 24432480

約数和(自身を除く): 16288440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 67867, 135734, 203601, 271468, 339335, 407202, 542936, 678670, 814404, 1018005, 1357340, 1628808, 2036010, 2714680, 4072020, 8144040]

約数ペア:

[(1, 8144040), (2, 4072020), (3, 2714680), (4, 2036010), (5, 1628808), (6, 1357340), (8, 1018005), (10, 814404), (12, 678670), (15, 542936), (20, 407202), (24, 339335), (30, 271468), (40, 203601), (60, 135734), (120, 67867)]