149770840

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{10607}}^1$

素因数の和:10971

約数の個数: 32

約数和(自身を含む): 337970880

約数和(自身を除く): 188200040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2824, 3530, 7060, 10607, 14120, 21214, 42428, 53035, 84856, 106070, 212140, 424280, 3744271, 7488542, 14977084, 18721355, 29954168, 37442710, 74885420, 149770840]

約数ペア:

[(1, 149770840), (2, 74885420), (4, 37442710), (5, 29954168), (8, 18721355), (10, 14977084), (20, 7488542), (40, 3744271), (353, 424280), (706, 212140), (1412, 106070), (1765, 84856), (2824, 53035), (3530, 42428), (7060, 21214), (10607, 14120)]