280788796

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{881}}^1$

素因数の和:1054

約数の個数: 48

約数和(自身を含む): 537878880

約数和(自身を除く): 257090084

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 109, 172, 218, 436, 731, 881, 1462, 1762, 1853, 2924, 3524, 3706, 4687, 7412, 9374, 14977, 18748, 29954, 37883, 59908, 75766, 79679, 96029, 151532, 159358, 192058, 318716, 384116, 644011, 1288022, 1632493, 2576044, 3264986, 4129247, 6529972, 8258494, 16516988, 70197199, 140394398, 280788796]

約数ペア:

[(1, 280788796), (2, 140394398), (4, 70197199), (17, 16516988), (34, 8258494), (43, 6529972), (68, 4129247), (86, 3264986), (109, 2576044), (172, 1632493), (218, 1288022), (436, 644011), (731, 384116), (881, 318716), (1462, 192058), (1762, 159358), (1853, 151532), (2924, 96029), (3524, 79679), (3706, 75766), (4687, 59908), (7412, 37883), (9374, 29954), (14977, 18748)]