180132280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{121711}}^1$

素因数の和:121759

約数の個数: 32

約数和(自身を含む): 416255040

約数和(自身を除く): 236122760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 121711, 243422, 486844, 608555, 973688, 1217110, 2434220, 4503307, 4868440, 9006614, 18013228, 22516535, 36026456, 45033070, 90066140, 180132280]

約数ペア:

[(1, 180132280), (2, 90066140), (4, 45033070), (5, 36026456), (8, 22516535), (10, 18013228), (20, 9006614), (37, 4868440), (40, 4503307), (74, 2434220), (148, 1217110), (185, 973688), (296, 608555), (370, 486844), (740, 243422), (1480, 121711)]