16718720

素因数分解:

$2^7\times 5^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:343

約数の個数: 64

約数和(自身を含む): 40465440

約数和(自身を除く): 23746720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 151, 160, 173, 302, 320, 346, 604, 640, 692, 755, 865, 1208, 1384, 1510, 1730, 2416, 2768, 3020, 3460, 4832, 5536, 6040, 6920, 9664, 11072, 12080, 13840, 19328, 22144, 24160, 26123, 27680, 48320, 52246, 55360, 96640, 104492, 110720, 130615, 208984, 261230, 417968, 522460, 835936, 1044920, 1671872, 2089840, 3343744, 4179680, 8359360, 16718720]

約数ペア:

[(1, 16718720), (2, 8359360), (4, 4179680), (5, 3343744), (8, 2089840), (10, 1671872), (16, 1044920), (20, 835936), (32, 522460), (40, 417968), (64, 261230), (80, 208984), (128, 130615), (151, 110720), (160, 104492), (173, 96640), (302, 55360), (320, 52246), (346, 48320), (604, 27680), (640, 26123), (692, 24160), (755, 22144), (865, 19328), (1208, 13840), (1384, 12080), (1510, 11072), (1730, 9664), (2416, 6920), (2768, 6040), (3020, 5536), (3460, 4832)]