1320431056

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{953}}^1$

素因数の和:1196

約数の個数: 80

約数和(自身を含む): 2981059200

約数和(自身を除く): 1660628144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 139, 178, 278, 356, 556, 623, 712, 953, 973, 1112, 1246, 1424, 1906, 1946, 2224, 2492, 3812, 3892, 4984, 6671, 7624, 7784, 9968, 12371, 13342, 15248, 15568, 24742, 26684, 49484, 53368, 84817, 86597, 98968, 106736, 132467, 169634, 173194, 197936, 264934, 339268, 346388, 529868, 593719, 678536, 692776, 927269, 1059736, 1187438, 1357072, 1385552, 1854538, 2119472, 2374876, 3709076, 4749752, 7418152, 9499504, 11789563, 14836304, 23579126, 47158252, 82526941, 94316504, 165053882, 188633008, 330107764, 660215528, 1320431056]

約数ペア:

[(1, 1320431056), (2, 660215528), (4, 330107764), (7, 188633008), (8, 165053882), (14, 94316504), (16, 82526941), (28, 47158252), (56, 23579126), (89, 14836304), (112, 11789563), (139, 9499504), (178, 7418152), (278, 4749752), (356, 3709076), (556, 2374876), (623, 2119472), (712, 1854538), (953, 1385552), (973, 1357072), (1112, 1187438), (1246, 1059736), (1424, 927269), (1906, 692776), (1946, 678536), (2224, 593719), (2492, 529868), (3812, 346388), (3892, 339268), (4984, 264934), (6671, 197936), (7624, 173194), (7784, 169634), (9968, 132467), (12371, 106736), (13342, 98968), (15248, 86597), (15568, 84817), (24742, 53368), (26684, 49484)]