227980720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{4391}}^1$

素因数の和:4474

約数の個数: 80

約数和(自身を含む): 588176640

約数和(自身を除く): 360195920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 59, 80, 88, 110, 118, 176, 220, 236, 295, 440, 472, 590, 649, 880, 944, 1180, 1298, 2360, 2596, 3245, 4391, 4720, 5192, 6490, 8782, 10384, 12980, 17564, 21955, 25960, 35128, 43910, 48301, 51920, 70256, 87820, 96602, 175640, 193204, 241505, 259069, 351280, 386408, 483010, 518138, 772816, 966020, 1036276, 1295345, 1932040, 2072552, 2590690, 2849759, 3864080, 4145104, 5181380, 5699518, 10362760, 11399036, 14248795, 20725520, 22798072, 28497590, 45596144, 56995180, 113990360, 227980720]

約数ペア:

[(1, 227980720), (2, 113990360), (4, 56995180), (5, 45596144), (8, 28497590), (10, 22798072), (11, 20725520), (16, 14248795), (20, 11399036), (22, 10362760), (40, 5699518), (44, 5181380), (55, 4145104), (59, 3864080), (80, 2849759), (88, 2590690), (110, 2072552), (118, 1932040), (176, 1295345), (220, 1036276), (236, 966020), (295, 772816), (440, 518138), (472, 483010), (590, 386408), (649, 351280), (880, 259069), (944, 241505), (1180, 193204), (1298, 175640), (2360, 96602), (2596, 87820), (3245, 70256), (4391, 51920), (4720, 48301), (5192, 43910), (6490, 35128), (8782, 25960), (10384, 21955), (12980, 17564)]