318122820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{11257}}^1$

素因数の和:11429

約数の個数: 72

約数和(自身を含む): 971205144

約数和(自身を除く): 653082324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 471, 628, 785, 942, 1413, 1570, 1884, 2355, 2826, 3140, 4710, 5652, 7065, 9420, 11257, 14130, 22514, 28260, 33771, 45028, 56285, 67542, 101313, 112570, 135084, 168855, 202626, 225140, 337710, 405252, 506565, 675420, 1013130, 1767349, 2026260, 3534698, 5302047, 7069396, 8836745, 10604094, 15906141, 17673490, 21208188, 26510235, 31812282, 35346980, 53020470, 63624564, 79530705, 106040940, 159061410, 318122820]

約数ペア:

[(1, 318122820), (2, 159061410), (3, 106040940), (4, 79530705), (5, 63624564), (6, 53020470), (9, 35346980), (10, 31812282), (12, 26510235), (15, 21208188), (18, 17673490), (20, 15906141), (30, 10604094), (36, 8836745), (45, 7069396), (60, 5302047), (90, 3534698), (157, 2026260), (180, 1767349), (314, 1013130), (471, 675420), (628, 506565), (785, 405252), (942, 337710), (1413, 225140), (1570, 202626), (1884, 168855), (2355, 135084), (2826, 112570), (3140, 101313), (4710, 67542), (5652, 56285), (7065, 45028), (9420, 33771), (11257, 28260), (14130, 22514)]