15169840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:386

約数の個数: 80

約数和(自身を含む): 40854528

約数和(自身を除く): 25684688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 103, 112, 140, 206, 263, 280, 412, 515, 526, 560, 721, 824, 1030, 1052, 1315, 1442, 1648, 1841, 2060, 2104, 2630, 2884, 3605, 3682, 4120, 4208, 5260, 5768, 7210, 7364, 8240, 9205, 10520, 11536, 14420, 14728, 18410, 21040, 27089, 28840, 29456, 36820, 54178, 57680, 73640, 108356, 135445, 147280, 189623, 216712, 270890, 379246, 433424, 541780, 758492, 948115, 1083560, 1516984, 1896230, 2167120, 3033968, 3792460, 7584920, 15169840]

約数ペア:

[(1, 15169840), (2, 7584920), (4, 3792460), (5, 3033968), (7, 2167120), (8, 1896230), (10, 1516984), (14, 1083560), (16, 948115), (20, 758492), (28, 541780), (35, 433424), (40, 379246), (56, 270890), (70, 216712), (80, 189623), (103, 147280), (112, 135445), (140, 108356), (206, 73640), (263, 57680), (280, 54178), (412, 36820), (515, 29456), (526, 28840), (560, 27089), (721, 21040), (824, 18410), (1030, 14728), (1052, 14420), (1315, 11536), (1442, 10520), (1648, 9205), (1841, 8240), (2060, 7364), (2104, 7210), (2630, 5768), (2884, 5260), (3605, 4208), (3682, 4120)]