188398840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{1087}}^1$

素因数の和:1724

約数の個数: 64

約数和(自身を含む): 485683200

約数和(自身を除く): 297284360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 619, 1087, 1238, 2174, 2476, 3095, 4333, 4348, 4952, 5435, 6190, 7609, 8666, 8696, 10870, 12380, 15218, 17332, 21665, 21740, 24760, 30436, 34664, 38045, 43330, 43480, 60872, 76090, 86660, 152180, 173320, 304360, 672853, 1345706, 2691412, 3364265, 4709971, 5382824, 6728530, 9419942, 13457060, 18839884, 23549855, 26914120, 37679768, 47099710, 94199420, 188398840]

約数ペア:

[(1, 188398840), (2, 94199420), (4, 47099710), (5, 37679768), (7, 26914120), (8, 23549855), (10, 18839884), (14, 13457060), (20, 9419942), (28, 6728530), (35, 5382824), (40, 4709971), (56, 3364265), (70, 2691412), (140, 1345706), (280, 672853), (619, 304360), (1087, 173320), (1238, 152180), (2174, 86660), (2476, 76090), (3095, 60872), (4333, 43480), (4348, 43330), (4952, 38045), (5435, 34664), (6190, 30436), (7609, 24760), (8666, 21740), (8696, 21665), (10870, 17332), (12380, 15218)]