199469600

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1193}}^1$

素因数の和:1243

約数の個数: 144

約数和(自身を含む): 559651680

約数和(自身を除く): 360182080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 32, 38, 40, 44, 50, 55, 76, 80, 88, 95, 100, 110, 152, 160, 176, 190, 200, 209, 220, 275, 304, 352, 380, 400, 418, 440, 475, 550, 608, 760, 800, 836, 880, 950, 1045, 1100, 1193, 1520, 1672, 1760, 1900, 2090, 2200, 2386, 3040, 3344, 3800, 4180, 4400, 4772, 5225, 5965, 6688, 7600, 8360, 8800, 9544, 10450, 11930, 13123, 15200, 16720, 19088, 20900, 22667, 23860, 26246, 29825, 33440, 38176, 41800, 45334, 47720, 52492, 59650, 65615, 83600, 90668, 95440, 104984, 113335, 119300, 131230, 167200, 181336, 190880, 209968, 226670, 238600, 249337, 262460, 328075, 362672, 419936, 453340, 477200, 498674, 524920, 566675, 656150, 725344, 906680, 954400, 997348, 1049840, 1133350, 1246685, 1312300, 1813360, 1994696, 2099680, 2266700, 2493370, 2624600, 3626720, 3989392, 4533400, 4986740, 5249200, 6233425, 7978784, 9066800, 9973480, 10498400, 12466850, 18133600, 19946960, 24933700, 39893920, 49867400, 99734800, 199469600]

約数ペア:

[(1, 199469600), (2, 99734800), (4, 49867400), (5, 39893920), (8, 24933700), (10, 19946960), (11, 18133600), (16, 12466850), (19, 10498400), (20, 9973480), (22, 9066800), (25, 7978784), (32, 6233425), (38, 5249200), (40, 4986740), (44, 4533400), (50, 3989392), (55, 3626720), (76, 2624600), (80, 2493370), (88, 2266700), (95, 2099680), (100, 1994696), (110, 1813360), (152, 1312300), (160, 1246685), (176, 1133350), (190, 1049840), (200, 997348), (209, 954400), (220, 906680), (275, 725344), (304, 656150), (352, 566675), (380, 524920), (400, 498674), (418, 477200), (440, 453340), (475, 419936), (550, 362672), (608, 328075), (760, 262460), (800, 249337), (836, 238600), (880, 226670), (950, 209968), (1045, 190880), (1100, 181336), (1193, 167200), (1520, 131230), (1672, 119300), (1760, 113335), (1900, 104984), (2090, 95440), (2200, 90668), (2386, 83600), (3040, 65615), (3344, 59650), (3800, 52492), (4180, 47720), (4400, 45334), (4772, 41800), (5225, 38176), (5965, 33440), (6688, 29825), (7600, 26246), (8360, 23860), (8800, 22667), (9544, 20900), (10450, 19088), (11930, 16720), (13123, 15200)]