421757016

素因数分解:

$2^3\times 3^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{1999}}^1$

素因数の和:2216

約数の個数: 64

約数和(自身を含む): 1080000000

約数和(自身を除く): 658242984

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 59, 118, 149, 177, 236, 298, 354, 447, 472, 596, 708, 894, 1192, 1416, 1788, 1999, 3576, 3998, 5997, 7996, 8791, 11994, 15992, 17582, 23988, 26373, 35164, 47976, 52746, 70328, 105492, 117941, 210984, 235882, 297851, 353823, 471764, 595702, 707646, 893553, 943528, 1191404, 1415292, 1787106, 2382808, 2830584, 3574212, 7148424, 17573209, 35146418, 52719627, 70292836, 105439254, 140585672, 210878508, 421757016]

約数ペア:

[(1, 421757016), (2, 210878508), (3, 140585672), (4, 105439254), (6, 70292836), (8, 52719627), (12, 35146418), (24, 17573209), (59, 7148424), (118, 3574212), (149, 2830584), (177, 2382808), (236, 1787106), (298, 1415292), (354, 1191404), (447, 943528), (472, 893553), (596, 707646), (708, 595702), (894, 471764), (1192, 353823), (1416, 297851), (1788, 235882), (1999, 210984), (3576, 117941), (3998, 105492), (5997, 70328), (7996, 52746), (8791, 47976), (11994, 35164), (15992, 26373), (17582, 23988)]