55308780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2819}}^1$

素因数の和:2943

約数の個数: 72

約数和(自身を含む): 169369200

約数和(自身を除く): 114060420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1635, 1962, 2180, 2819, 3270, 3924, 4905, 5638, 6540, 8457, 9810, 11276, 14095, 16914, 19620, 25371, 28190, 33828, 42285, 50742, 56380, 84570, 101484, 126855, 169140, 253710, 307271, 507420, 614542, 921813, 1229084, 1536355, 1843626, 2765439, 3072710, 3687252, 4609065, 5530878, 6145420, 9218130, 11061756, 13827195, 18436260, 27654390, 55308780]

約数ペア:

[(1, 55308780), (2, 27654390), (3, 18436260), (4, 13827195), (5, 11061756), (6, 9218130), (9, 6145420), (10, 5530878), (12, 4609065), (15, 3687252), (18, 3072710), (20, 2765439), (30, 1843626), (36, 1536355), (45, 1229084), (60, 921813), (90, 614542), (109, 507420), (180, 307271), (218, 253710), (327, 169140), (436, 126855), (545, 101484), (654, 84570), (981, 56380), (1090, 50742), (1308, 42285), (1635, 33828), (1962, 28190), (2180, 25371), (2819, 19620), (3270, 16914), (3924, 14095), (4905, 11276), (5638, 9810), (6540, 8457)]