216935768

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6577}}^1$

素因数の和:6640

約数の個数: 64

約数和(自身を含む): 505190400

約数和(自身を除く): 288254632

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 38, 56, 62, 76, 124, 133, 152, 217, 248, 266, 434, 532, 589, 868, 1064, 1178, 1736, 2356, 4123, 4712, 6577, 8246, 13154, 16492, 26308, 32984, 46039, 52616, 92078, 124963, 184156, 203887, 249926, 368312, 407774, 499852, 815548, 874741, 999704, 1427209, 1631096, 1749482, 2854418, 3498964, 3873853, 5708836, 6997928, 7747706, 11417672, 15495412, 27116971, 30990824, 54233942, 108467884, 216935768]

約数ペア:

[(1, 216935768), (2, 108467884), (4, 54233942), (7, 30990824), (8, 27116971), (14, 15495412), (19, 11417672), (28, 7747706), (31, 6997928), (38, 5708836), (56, 3873853), (62, 3498964), (76, 2854418), (124, 1749482), (133, 1631096), (152, 1427209), (217, 999704), (248, 874741), (266, 815548), (434, 499852), (532, 407774), (589, 368312), (868, 249926), (1064, 203887), (1178, 184156), (1736, 124963), (2356, 92078), (4123, 52616), (4712, 46039), (6577, 32984), (8246, 26308), (13154, 16492)]