229986560

素因数分解:

$2^8\times 5^1\times {\mathrm{353}}^1\times {\mathrm{509}}^1$

素因数の和:883

約数の個数: 72

約数和(自身を含む): 553535640

約数和(自身を除く): 323549080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 353, 509, 640, 706, 1018, 1280, 1412, 1765, 2036, 2545, 2824, 3530, 4072, 5090, 5648, 7060, 8144, 10180, 11296, 14120, 16288, 20360, 22592, 28240, 32576, 40720, 45184, 56480, 65152, 81440, 90368, 112960, 130304, 162880, 179677, 225920, 325760, 359354, 451840, 651520, 718708, 898385, 1437416, 1796770, 2874832, 3593540, 5749664, 7187080, 11499328, 14374160, 22998656, 28748320, 45997312, 57496640, 114993280, 229986560]

約数ペア:

[(1, 229986560), (2, 114993280), (4, 57496640), (5, 45997312), (8, 28748320), (10, 22998656), (16, 14374160), (20, 11499328), (32, 7187080), (40, 5749664), (64, 3593540), (80, 2874832), (128, 1796770), (160, 1437416), (256, 898385), (320, 718708), (353, 651520), (509, 451840), (640, 359354), (706, 325760), (1018, 225920), (1280, 179677), (1412, 162880), (1765, 130304), (2036, 112960), (2545, 90368), (2824, 81440), (3530, 65152), (4072, 56480), (5090, 45184), (5648, 40720), (7060, 32576), (8144, 28240), (10180, 22592), (11296, 20360), (14120, 16288)]