277078068

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2521}}^1$

素因数の和:2645

約数の個数: 72

約数和(自身を含む): 727062336

約数和(自身を除く): 449984268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 71, 86, 129, 142, 172, 213, 258, 284, 387, 426, 516, 639, 774, 852, 1278, 1548, 2521, 2556, 3053, 5042, 6106, 7563, 9159, 10084, 12212, 15126, 18318, 22689, 27477, 30252, 36636, 45378, 54954, 90756, 108403, 109908, 178991, 216806, 325209, 357982, 433612, 536973, 650418, 715964, 975627, 1073946, 1300836, 1610919, 1951254, 2147892, 3221838, 3902508, 6443676, 7696613, 15393226, 23089839, 30786452, 46179678, 69269517, 92359356, 138539034, 277078068]

約数ペア:

[(1, 277078068), (2, 138539034), (3, 92359356), (4, 69269517), (6, 46179678), (9, 30786452), (12, 23089839), (18, 15393226), (36, 7696613), (43, 6443676), (71, 3902508), (86, 3221838), (129, 2147892), (142, 1951254), (172, 1610919), (213, 1300836), (258, 1073946), (284, 975627), (387, 715964), (426, 650418), (516, 536973), (639, 433612), (774, 357982), (852, 325209), (1278, 216806), (1548, 178991), (2521, 109908), (2556, 108403), (3053, 90756), (5042, 54954), (6106, 45378), (7563, 36636), (9159, 30252), (10084, 27477), (12212, 22689), (15126, 18318)]