320427305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{1061}}^1$

素因数の和:1130

約数の個数: 48

約数和(自身を含む): 469488960

約数和(自身を除く): 149061655

約数列:

[1, 5, 11, 17, 19, 55, 85, 95, 187, 209, 289, 323, 935, 1045, 1061, 1445, 1615, 3179, 3553, 5305, 5491, 11671, 15895, 17765, 18037, 20159, 27455, 58355, 60401, 90185, 100795, 198407, 221749, 302005, 306629, 342703, 992035, 1108745, 1533145, 1713515, 3372919, 3769733, 5825951, 16864595, 18848665, 29129755, 64085461, 320427305]

約数ペア:

[(1, 320427305), (5, 64085461), (11, 29129755), (17, 18848665), (19, 16864595), (55, 5825951), (85, 3769733), (95, 3372919), (187, 1713515), (209, 1533145), (289, 1108745), (323, 992035), (935, 342703), (1045, 306629), (1061, 302005), (1445, 221749), (1615, 198407), (3179, 100795), (3553, 90185), (5305, 60401), (5491, 58355), (11671, 27455), (15895, 20159), (17765, 18037)]