15566390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 34504704

約数和(自身を除く): 18938314

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 103, 119, 127, 170, 206, 238, 254, 515, 595, 635, 721, 889, 1030, 1190, 1270, 1442, 1751, 1778, 2159, 3502, 3605, 4318, 4445, 7210, 8755, 8890, 10795, 12257, 13081, 15113, 17510, 21590, 24514, 26162, 30226, 61285, 65405, 75565, 91567, 122570, 130810, 151130, 183134, 222377, 444754, 457835, 915670, 1111885, 1556639, 2223770, 3113278, 7783195, 15566390]

約数ペア:

[(1, 15566390), (2, 7783195), (5, 3113278), (7, 2223770), (10, 1556639), (14, 1111885), (17, 915670), (34, 457835), (35, 444754), (70, 222377), (85, 183134), (103, 151130), (119, 130810), (127, 122570), (170, 91567), (206, 75565), (238, 65405), (254, 61285), (515, 30226), (595, 26162), (635, 24514), (721, 21590), (889, 17510), (1030, 15113), (1190, 13081), (1270, 12257), (1442, 10795), (1751, 8890), (1778, 8755), (2159, 7210), (3502, 4445), (3605, 4318)]