206456220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{39551}}^1$

素因数の和:39595

約数の個数: 72

約数和(自身を含む): 647861760

約数和(自身を除く): 441405540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 39551, 79102, 118653, 158204, 197755, 237306, 355959, 395510, 474612, 593265, 711918, 791020, 1146979, 1186530, 1423836, 1779795, 2293958, 2373060, 3440937, 3559590, 4587916, 5734895, 6881874, 7119180, 10322811, 11469790, 13763748, 17204685, 20645622, 22939580, 34409370, 41291244, 51614055, 68818740, 103228110, 206456220]

約数ペア:

[(1, 206456220), (2, 103228110), (3, 68818740), (4, 51614055), (5, 41291244), (6, 34409370), (9, 22939580), (10, 20645622), (12, 17204685), (15, 13763748), (18, 11469790), (20, 10322811), (29, 7119180), (30, 6881874), (36, 5734895), (45, 4587916), (58, 3559590), (60, 3440937), (87, 2373060), (90, 2293958), (116, 1779795), (145, 1423836), (174, 1186530), (180, 1146979), (261, 791020), (290, 711918), (348, 593265), (435, 474612), (522, 395510), (580, 355959), (870, 237306), (1044, 197755), (1305, 158204), (1740, 118653), (2610, 79102), (5220, 39551)]