122879920

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{8581}}^1$

素因数の和:8773

約数の個数: 40

約数和(自身を含む): 287325360

約数和(自身を除く): 164445440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 358, 716, 895, 1432, 1790, 2864, 3580, 7160, 8581, 14320, 17162, 34324, 42905, 68648, 85810, 137296, 171620, 343240, 686480, 1535999, 3071998, 6143996, 7679995, 12287992, 15359990, 24575984, 30719980, 61439960, 122879920]

約数ペア:

[(1, 122879920), (2, 61439960), (4, 30719980), (5, 24575984), (8, 15359990), (10, 12287992), (16, 7679995), (20, 6143996), (40, 3071998), (80, 1535999), (179, 686480), (358, 343240), (716, 171620), (895, 137296), (1432, 85810), (1790, 68648), (2864, 42905), (3580, 34324), (7160, 17162), (8581, 14320)]