148886720

素因数分解:

$2^6\times 5^1\times {\mathrm{465271}}^1$

素因数の和:465288

約数の個数: 28

約数和(自身を含む): 354537264

約数和(自身を除く): 205650544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 465271, 930542, 1861084, 2326355, 3722168, 4652710, 7444336, 9305420, 14888672, 18610840, 29777344, 37221680, 74443360, 148886720]

約数ペア:

[(1, 148886720), (2, 74443360), (4, 37221680), (5, 29777344), (8, 18610840), (10, 14888672), (16, 9305420), (20, 7444336), (32, 4652710), (40, 3722168), (64, 2326355), (80, 1861084), (160, 930542), (320, 465271)]