208342280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{433}}^1\times {\mathrm{523}}^1$

素因数の和:990

約数の個数: 64

約数和(自身を含む): 491218560

約数和(自身を除く): 282876280

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 433, 460, 523, 866, 920, 1046, 1732, 2092, 2165, 2615, 3464, 4184, 4330, 5230, 8660, 9959, 10460, 12029, 17320, 19918, 20920, 24058, 39836, 48116, 49795, 60145, 79672, 96232, 99590, 120290, 199180, 226459, 240580, 398360, 452918, 481160, 905836, 1132295, 1811672, 2264590, 4529180, 5208557, 9058360, 10417114, 20834228, 26042785, 41668456, 52085570, 104171140, 208342280]

約数ペア:

[(1, 208342280), (2, 104171140), (4, 52085570), (5, 41668456), (8, 26042785), (10, 20834228), (20, 10417114), (23, 9058360), (40, 5208557), (46, 4529180), (92, 2264590), (115, 1811672), (184, 1132295), (230, 905836), (433, 481160), (460, 452918), (523, 398360), (866, 240580), (920, 226459), (1046, 199180), (1732, 120290), (2092, 99590), (2165, 96232), (2615, 79672), (3464, 60145), (4184, 49795), (4330, 48116), (5230, 39836), (8660, 24058), (9959, 20920), (10460, 19918), (12029, 17320)]