239951855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1039}}^1$

素因数の和:1104

約数の個数: 64

約数和(自身を含む): 377395200

約数和(自身を除く): 137443345

約数列:

[1, 5, 11, 13, 17, 19, 55, 65, 85, 95, 143, 187, 209, 221, 247, 323, 715, 935, 1039, 1045, 1105, 1235, 1615, 2431, 2717, 3553, 4199, 5195, 11429, 12155, 13507, 13585, 17663, 17765, 19741, 20995, 46189, 57145, 67535, 88315, 98705, 148577, 194293, 217151, 229619, 230945, 256633, 335597, 742885, 971465, 1085755, 1148095, 1283165, 1677985, 2525809, 2822963, 3691567, 4362761, 12629045, 14114815, 18457835, 21813805, 47990371, 239951855]

約数ペア:

[(1, 239951855), (5, 47990371), (11, 21813805), (13, 18457835), (17, 14114815), (19, 12629045), (55, 4362761), (65, 3691567), (85, 2822963), (95, 2525809), (143, 1677985), (187, 1283165), (209, 1148095), (221, 1085755), (247, 971465), (323, 742885), (715, 335597), (935, 256633), (1039, 230945), (1045, 229619), (1105, 217151), (1235, 194293), (1615, 148577), (2431, 98705), (2717, 88315), (3553, 67535), (4199, 57145), (5195, 46189), (11429, 20995), (12155, 19741), (13507, 17765), (13585, 17663)]