217837984

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{313}}^1$

素因数の和:582

約数の個数: 96

約数和(自身を含む): 531740160

約数和(自身を除く): 313902176

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 239, 313, 364, 416, 478, 626, 728, 956, 1252, 1456, 1673, 1912, 2191, 2504, 2912, 3107, 3346, 3824, 4069, 4382, 5008, 6214, 6692, 7648, 8138, 8764, 10016, 12428, 13384, 16276, 17528, 21749, 24856, 26768, 28483, 32552, 35056, 43498, 49712, 53536, 56966, 65104, 70112, 74807, 86996, 99424, 113932, 130208, 149614, 173992, 227864, 299228, 347984, 455728, 523649, 598456, 695968, 911456, 972491, 1047298, 1196912, 1944982, 2094596, 2393824, 3889964, 4189192, 6807437, 7779928, 8378384, 13614874, 15559856, 16756768, 27229748, 31119712, 54459496, 108918992, 217837984]

約数ペア:

[(1, 217837984), (2, 108918992), (4, 54459496), (7, 31119712), (8, 27229748), (13, 16756768), (14, 15559856), (16, 13614874), (26, 8378384), (28, 7779928), (32, 6807437), (52, 4189192), (56, 3889964), (91, 2393824), (104, 2094596), (112, 1944982), (182, 1196912), (208, 1047298), (224, 972491), (239, 911456), (313, 695968), (364, 598456), (416, 523649), (478, 455728), (626, 347984), (728, 299228), (956, 227864), (1252, 173992), (1456, 149614), (1673, 130208), (1912, 113932), (2191, 99424), (2504, 86996), (2912, 74807), (3107, 70112), (3346, 65104), (3824, 56966), (4069, 53536), (4382, 49712), (5008, 43498), (6214, 35056), (6692, 32552), (7648, 28483), (8138, 26768), (8764, 24856), (10016, 21749), (12428, 17528), (13384, 16276)]