149408560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{266801}}^1$

素因数の和:266821

約数の個数: 40

約数和(自身を含む): 397001376

約数和(自身を除く): 247592816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 266801, 533602, 1067204, 1334005, 1867607, 2134408, 2668010, 3735214, 4268816, 5336020, 7470428, 9338035, 10672040, 14940856, 18676070, 21344080, 29881712, 37352140, 74704280, 149408560]

約数ペア:

[(1, 149408560), (2, 74704280), (4, 37352140), (5, 29881712), (7, 21344080), (8, 18676070), (10, 14940856), (14, 10672040), (16, 9338035), (20, 7470428), (28, 5336020), (35, 4268816), (40, 3735214), (56, 2668010), (70, 2134408), (80, 1867607), (112, 1334005), (140, 1067204), (280, 533602), (560, 266801)]