221880800

素因数分解:

$2^5\times 5^2\times {\mathrm{337}}^1\times {\mathrm{823}}^1$

素因数の和:1180

約数の個数: 72

約数和(自身を含む): 543933936

約数和(自身を除く): 322053136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 337, 400, 674, 800, 823, 1348, 1646, 1685, 2696, 3292, 3370, 4115, 5392, 6584, 6740, 8230, 8425, 10784, 13168, 13480, 16460, 16850, 20575, 26336, 26960, 32920, 33700, 41150, 53920, 65840, 67400, 82300, 131680, 134800, 164600, 269600, 277351, 329200, 554702, 658400, 1109404, 1386755, 2218808, 2773510, 4437616, 5547020, 6933775, 8875232, 11094040, 13867550, 22188080, 27735100, 44376160, 55470200, 110940400, 221880800]

約数ペア:

[(1, 221880800), (2, 110940400), (4, 55470200), (5, 44376160), (8, 27735100), (10, 22188080), (16, 13867550), (20, 11094040), (25, 8875232), (32, 6933775), (40, 5547020), (50, 4437616), (80, 2773510), (100, 2218808), (160, 1386755), (200, 1109404), (337, 658400), (400, 554702), (674, 329200), (800, 277351), (823, 269600), (1348, 164600), (1646, 134800), (1685, 131680), (2696, 82300), (3292, 67400), (3370, 65840), (4115, 53920), (5392, 41150), (6584, 33700), (6740, 32920), (8230, 26960), (8425, 26336), (10784, 20575), (13168, 16850), (13480, 16460)]