147690880

素因数分解:

$2^7\times 5^1\times {\mathrm{230767}}^1$

素因数の和:230786

約数の個数: 32

約数和(自身を含む): 353075040

約数和(自身を除く): 205384160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 230767, 461534, 923068, 1153835, 1846136, 2307670, 3692272, 4615340, 7384544, 9230680, 14769088, 18461360, 29538176, 36922720, 73845440, 147690880]

約数ペア:

[(1, 147690880), (2, 73845440), (4, 36922720), (5, 29538176), (8, 18461360), (10, 14769088), (16, 9230680), (20, 7384544), (32, 4615340), (40, 3692272), (64, 2307670), (80, 1846136), (128, 1153835), (160, 923068), (320, 461534), (640, 230767)]