215222584

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{719}}^1$

素因数の和:844

約数の個数: 64

約数和(自身を含む): 447897600

約数和(自身を除く): 232675016

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 71, 124, 136, 142, 248, 284, 527, 568, 719, 1054, 1207, 1438, 2108, 2201, 2414, 2876, 4216, 4402, 4828, 5752, 8804, 9656, 12223, 17608, 22289, 24446, 37417, 44578, 48892, 51049, 74834, 89156, 97784, 102098, 149668, 178312, 204196, 299336, 378913, 408392, 757826, 867833, 1515652, 1582519, 1735666, 3031304, 3165038, 3471332, 6330076, 6942664, 12660152, 26902823, 53805646, 107611292, 215222584]

約数ペア:

[(1, 215222584), (2, 107611292), (4, 53805646), (8, 26902823), (17, 12660152), (31, 6942664), (34, 6330076), (62, 3471332), (68, 3165038), (71, 3031304), (124, 1735666), (136, 1582519), (142, 1515652), (248, 867833), (284, 757826), (527, 408392), (568, 378913), (719, 299336), (1054, 204196), (1207, 178312), (1438, 149668), (2108, 102098), (2201, 97784), (2414, 89156), (2876, 74834), (4216, 51049), (4402, 48892), (4828, 44578), (5752, 37417), (8804, 24446), (9656, 22289), (12223, 17608)]