218968120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{5179}}^1$

素因数の和:5348

約数の個数: 64

約数和(自身を含む): 566899200

約数和(自身を除く): 347931080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 151, 280, 302, 604, 755, 1057, 1208, 1510, 2114, 3020, 4228, 5179, 5285, 6040, 8456, 10358, 10570, 20716, 21140, 25895, 36253, 41432, 42280, 51790, 72506, 103580, 145012, 181265, 207160, 290024, 362530, 725060, 782029, 1450120, 1564058, 3128116, 3910145, 5474203, 6256232, 7820290, 10948406, 15640580, 21896812, 27371015, 31281160, 43793624, 54742030, 109484060, 218968120]

約数ペア:

[(1, 218968120), (2, 109484060), (4, 54742030), (5, 43793624), (7, 31281160), (8, 27371015), (10, 21896812), (14, 15640580), (20, 10948406), (28, 7820290), (35, 6256232), (40, 5474203), (56, 3910145), (70, 3128116), (140, 1564058), (151, 1450120), (280, 782029), (302, 725060), (604, 362530), (755, 290024), (1057, 207160), (1208, 181265), (1510, 145012), (2114, 103580), (3020, 72506), (4228, 51790), (5179, 42280), (5285, 41432), (6040, 36253), (8456, 25895), (10358, 21140), (10570, 20716)]