201099640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{5167}}^1$

素因数の和:5324

約数の個数: 64

約数和(自身を含む): 520934400

約数和(自身を除く): 319834760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 973, 1112, 1390, 1946, 2780, 3892, 4865, 5167, 5560, 7784, 9730, 10334, 19460, 20668, 25835, 36169, 38920, 41336, 51670, 72338, 103340, 144676, 180845, 206680, 289352, 361690, 718213, 723380, 1436426, 1446760, 2872852, 3591065, 5027491, 5745704, 7182130, 10054982, 14364260, 20109964, 25137455, 28728520, 40219928, 50274910, 100549820, 201099640]

約数ペア:

[(1, 201099640), (2, 100549820), (4, 50274910), (5, 40219928), (7, 28728520), (8, 25137455), (10, 20109964), (14, 14364260), (20, 10054982), (28, 7182130), (35, 5745704), (40, 5027491), (56, 3591065), (70, 2872852), (139, 1446760), (140, 1436426), (278, 723380), (280, 718213), (556, 361690), (695, 289352), (973, 206680), (1112, 180845), (1390, 144676), (1946, 103340), (2780, 72338), (3892, 51670), (4865, 41336), (5167, 38920), (5560, 36169), (7784, 25835), (9730, 20668), (10334, 19460)]