147744840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1231207}}^1$

素因数の和:1231221

約数の個数: 32

約数和(自身を含む): 443234880

約数和(自身を除く): 295490040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1231207, 2462414, 3693621, 4924828, 6156035, 7387242, 9849656, 12312070, 14774484, 18468105, 24624140, 29548968, 36936210, 49248280, 73872420, 147744840]

約数ペア:

[(1, 147744840), (2, 73872420), (3, 49248280), (4, 36936210), (5, 29548968), (6, 24624140), (8, 18468105), (10, 14774484), (12, 12312070), (15, 9849656), (20, 7387242), (24, 6156035), (30, 4924828), (40, 3693621), (60, 2462414), (120, 1231207)]