30784640

素因数分解:

$2^7\times 5^1\times {\mathrm{103}}^1\times {\mathrm{467}}^1$

素因数の和:589

約数の個数: 64

約数和(自身を含む): 74468160

約数和(自身を除く): 43683520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 128, 160, 206, 320, 412, 467, 515, 640, 824, 934, 1030, 1648, 1868, 2060, 2335, 3296, 3736, 4120, 4670, 6592, 7472, 8240, 9340, 13184, 14944, 16480, 18680, 29888, 32960, 37360, 48101, 59776, 65920, 74720, 96202, 149440, 192404, 240505, 298880, 384808, 481010, 769616, 962020, 1539232, 1924040, 3078464, 3848080, 6156928, 7696160, 15392320, 30784640]

約数ペア:

[(1, 30784640), (2, 15392320), (4, 7696160), (5, 6156928), (8, 3848080), (10, 3078464), (16, 1924040), (20, 1539232), (32, 962020), (40, 769616), (64, 481010), (80, 384808), (103, 298880), (128, 240505), (160, 192404), (206, 149440), (320, 96202), (412, 74720), (467, 65920), (515, 59776), (640, 48101), (824, 37360), (934, 32960), (1030, 29888), (1648, 18680), (1868, 16480), (2060, 14944), (2335, 13184), (3296, 9340), (3736, 8240), (4120, 7472), (4670, 6592)]