210168

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{139}}^1$

素因数の和:161

約数の個数: 64

約数和(自身を含む): 672000

約数和(自身を除く): 461832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 139, 168, 189, 216, 252, 278, 378, 417, 504, 556, 756, 834, 973, 1112, 1251, 1512, 1668, 1946, 2502, 2919, 3336, 3753, 3892, 5004, 5838, 7506, 7784, 8757, 10008, 11676, 15012, 17514, 23352, 26271, 30024, 35028, 52542, 70056, 105084, 210168]

約数ペア:

[(1, 210168), (2, 105084), (3, 70056), (4, 52542), (6, 35028), (7, 30024), (8, 26271), (9, 23352), (12, 17514), (14, 15012), (18, 11676), (21, 10008), (24, 8757), (27, 7784), (28, 7506), (36, 5838), (42, 5004), (54, 3892), (56, 3753), (63, 3336), (72, 2919), (84, 2502), (108, 1946), (126, 1668), (139, 1512), (168, 1251), (189, 1112), (216, 973), (252, 834), (278, 756), (378, 556), (417, 504)]