172713920

素因数分解:

$2^6\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1447}}^1$

素因数の和:1837

約数の個数: 56

約数和(自身を含む): 412662624

約数和(自身を除く): 239948704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 373, 746, 1447, 1492, 1865, 2894, 2984, 3730, 5788, 5968, 7235, 7460, 11576, 11936, 14470, 14920, 23152, 23872, 28940, 29840, 46304, 57880, 59680, 92608, 115760, 119360, 231520, 463040, 539731, 1079462, 2158924, 2698655, 4317848, 5397310, 8635696, 10794620, 17271392, 21589240, 34542784, 43178480, 86356960, 172713920]

約数ペア:

[(1, 172713920), (2, 86356960), (4, 43178480), (5, 34542784), (8, 21589240), (10, 17271392), (16, 10794620), (20, 8635696), (32, 5397310), (40, 4317848), (64, 2698655), (80, 2158924), (160, 1079462), (320, 539731), (373, 463040), (746, 231520), (1447, 119360), (1492, 115760), (1865, 92608), (2894, 59680), (2984, 57880), (3730, 46304), (5788, 29840), (5968, 28940), (7235, 23872), (7460, 23152), (11576, 14920), (11936, 14470)]