204776360

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{2161}}^1$

素因数の和:2298

約数の個数: 64

約数和(自身を含む): 485671680

約数和(自身を除く): 280895320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 103, 115, 184, 206, 230, 412, 460, 515, 824, 920, 1030, 2060, 2161, 2369, 4120, 4322, 4738, 8644, 9476, 10805, 11845, 17288, 18952, 21610, 23690, 43220, 47380, 49703, 86440, 94760, 99406, 198812, 222583, 248515, 397624, 445166, 497030, 890332, 994060, 1112915, 1780664, 1988120, 2225830, 4451660, 5119409, 8903320, 10238818, 20477636, 25597045, 40955272, 51194090, 102388180, 204776360]

約数ペア:

[(1, 204776360), (2, 102388180), (4, 51194090), (5, 40955272), (8, 25597045), (10, 20477636), (20, 10238818), (23, 8903320), (40, 5119409), (46, 4451660), (92, 2225830), (103, 1988120), (115, 1780664), (184, 1112915), (206, 994060), (230, 890332), (412, 497030), (460, 445166), (515, 397624), (824, 248515), (920, 222583), (1030, 198812), (2060, 99406), (2161, 94760), (2369, 86440), (4120, 49703), (4322, 47380), (4738, 43220), (8644, 23690), (9476, 21610), (10805, 18952), (11845, 17288)]