7720755

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{139}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 14864640

約数和(自身を除く): 7143885

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 139, 161, 345, 417, 483, 529, 695, 805, 973, 1587, 2085, 2415, 2645, 2919, 3197, 3703, 4865, 7935, 9591, 11109, 14595, 15985, 18515, 22379, 47955, 55545, 67137, 73531, 111895, 220593, 335685, 367655, 514717, 1102965, 1544151, 2573585, 7720755]

約数ペア:

[(1, 7720755), (3, 2573585), (5, 1544151), (7, 1102965), (15, 514717), (21, 367655), (23, 335685), (35, 220593), (69, 111895), (105, 73531), (115, 67137), (139, 55545), (161, 47955), (345, 22379), (417, 18515), (483, 15985), (529, 14595), (695, 11109), (805, 9591), (973, 7935), (1587, 4865), (2085, 3703), (2415, 3197), (2645, 2919)]