159314320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181039}}^1$

素因数の和:181063

約数の個数: 40

約数和(自身を含む): 404081280

約数和(自身を除く): 244766960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 181039, 362078, 724156, 905195, 1448312, 1810390, 1991429, 2896624, 3620780, 3982858, 7241560, 7965716, 9957145, 14483120, 15931432, 19914290, 31862864, 39828580, 79657160, 159314320]

約数ペア:

[(1, 159314320), (2, 79657160), (4, 39828580), (5, 31862864), (8, 19914290), (10, 15931432), (11, 14483120), (16, 9957145), (20, 7965716), (22, 7241560), (40, 3982858), (44, 3620780), (55, 2896624), (80, 1991429), (88, 1810390), (110, 1448312), (176, 905195), (220, 724156), (440, 362078), (880, 181039)]