221356530

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1279}}^1$

素因数の和:1936

約数の個数: 64

約数和(自身を含む): 591667200

約数和(自身を除く): 370310670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 641, 1279, 1282, 1923, 2558, 3205, 3837, 3846, 5769, 6395, 6410, 7674, 9615, 11511, 11538, 12790, 17307, 19185, 19230, 23022, 28845, 34533, 34614, 38370, 57555, 57690, 69066, 86535, 115110, 172665, 173070, 345330, 819839, 1639678, 2459517, 4099195, 4919034, 7378551, 8198390, 12297585, 14757102, 22135653, 24595170, 36892755, 44271306, 73785510, 110678265, 221356530]

約数ペア:

[(1, 221356530), (2, 110678265), (3, 73785510), (5, 44271306), (6, 36892755), (9, 24595170), (10, 22135653), (15, 14757102), (18, 12297585), (27, 8198390), (30, 7378551), (45, 4919034), (54, 4099195), (90, 2459517), (135, 1639678), (270, 819839), (641, 345330), (1279, 173070), (1282, 172665), (1923, 115110), (2558, 86535), (3205, 69066), (3837, 57690), (3846, 57555), (5769, 38370), (6395, 34614), (6410, 34533), (7674, 28845), (9615, 23022), (11511, 19230), (11538, 19185), (12790, 17307)]