257710572

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{199}}^1\times {\mathrm{571}}^1$

素因数の和:793

約数の個数: 120

約数和(自身を含む): 775174400

約数和(自身を除く): 517463828

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 199, 252, 324, 378, 398, 567, 571, 597, 756, 796, 1134, 1142, 1194, 1393, 1713, 1791, 2268, 2284, 2388, 2786, 3426, 3582, 3997, 4179, 5139, 5373, 5572, 6852, 7164, 7994, 8358, 10278, 10746, 11991, 12537, 15417, 15988, 16119, 16716, 20556, 21492, 23982, 25074, 30834, 32238, 35973, 37611, 46251, 47964, 50148, 61668, 64476, 71946, 75222, 92502, 107919, 112833, 113629, 143892, 150444, 185004, 215838, 225666, 227258, 323757, 340887, 431676, 451332, 454516, 647514, 681774, 795403, 1022661, 1295028, 1363548, 1590806, 2045322, 2386209, 3067983, 3181612, 4090644, 4772418, 6135966, 7158627, 9203949, 9544836, 12271932, 14317254, 18407898, 21475881, 28634508, 36815796, 42951762, 64427643, 85903524, 128855286, 257710572]

約数ペア:

[(1, 257710572), (2, 128855286), (3, 85903524), (4, 64427643), (6, 42951762), (7, 36815796), (9, 28634508), (12, 21475881), (14, 18407898), (18, 14317254), (21, 12271932), (27, 9544836), (28, 9203949), (36, 7158627), (42, 6135966), (54, 4772418), (63, 4090644), (81, 3181612), (84, 3067983), (108, 2386209), (126, 2045322), (162, 1590806), (189, 1363548), (199, 1295028), (252, 1022661), (324, 795403), (378, 681774), (398, 647514), (567, 454516), (571, 451332), (597, 431676), (756, 340887), (796, 323757), (1134, 227258), (1142, 225666), (1194, 215838), (1393, 185004), (1713, 150444), (1791, 143892), (2268, 113629), (2284, 112833), (2388, 107919), (2786, 92502), (3426, 75222), (3582, 71946), (3997, 64476), (4179, 61668), (5139, 50148), (5373, 47964), (5572, 46251), (6852, 37611), (7164, 35973), (7994, 32238), (8358, 30834), (10278, 25074), (10746, 23982), (11991, 21492), (12537, 20556), (15417, 16716), (15988, 16119)]