426830720

素因数分解:

$2^7\times 5^1\times {\mathrm{337}}^1\times {\mathrm{1979}}^1$

素因数の和:2335

約数の個数: 64

約数和(自身を含む): 1023937200

約数和(自身を除く): 597106480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 337, 640, 674, 1348, 1685, 1979, 2696, 3370, 3958, 5392, 6740, 7916, 9895, 10784, 13480, 15832, 19790, 21568, 26960, 31664, 39580, 43136, 53920, 63328, 79160, 107840, 126656, 158320, 215680, 253312, 316640, 633280, 666923, 1266560, 1333846, 2667692, 3334615, 5335384, 6669230, 10670768, 13338460, 21341536, 26676920, 42683072, 53353840, 85366144, 106707680, 213415360, 426830720]

約数ペア:

[(1, 426830720), (2, 213415360), (4, 106707680), (5, 85366144), (8, 53353840), (10, 42683072), (16, 26676920), (20, 21341536), (32, 13338460), (40, 10670768), (64, 6669230), (80, 5335384), (128, 3334615), (160, 2667692), (320, 1333846), (337, 1266560), (640, 666923), (674, 633280), (1348, 316640), (1685, 253312), (1979, 215680), (2696, 158320), (3370, 126656), (3958, 107840), (5392, 79160), (6740, 63328), (7916, 53920), (9895, 43136), (10784, 39580), (13480, 31664), (15832, 26960), (19790, 21568)]