128689320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{317}}^1$

素因数の和:547

約数の個数: 128

約数和(自身を含む): 412128000

約数和(自身を除く): 283438680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 199, 204, 255, 317, 340, 398, 408, 510, 597, 634, 680, 796, 951, 995, 1020, 1194, 1268, 1585, 1592, 1902, 1990, 2040, 2388, 2536, 2985, 3170, 3383, 3804, 3980, 4755, 4776, 5389, 5970, 6340, 6766, 7608, 7960, 9510, 10149, 10778, 11940, 12680, 13532, 16167, 16915, 19020, 20298, 21556, 23880, 26945, 27064, 32334, 33830, 38040, 40596, 43112, 50745, 53890, 63083, 64668, 67660, 80835, 81192, 101490, 107780, 126166, 129336, 135320, 161670, 189249, 202980, 215560, 252332, 315415, 323340, 378498, 405960, 504664, 630830, 646680, 756996, 946245, 1072411, 1261660, 1513992, 1892490, 2144822, 2523320, 3217233, 3784980, 4289644, 5362055, 6434466, 7569960, 8579288, 10724110, 12868932, 16086165, 21448220, 25737864, 32172330, 42896440, 64344660, 128689320]

約数ペア:

[(1, 128689320), (2, 64344660), (3, 42896440), (4, 32172330), (5, 25737864), (6, 21448220), (8, 16086165), (10, 12868932), (12, 10724110), (15, 8579288), (17, 7569960), (20, 6434466), (24, 5362055), (30, 4289644), (34, 3784980), (40, 3217233), (51, 2523320), (60, 2144822), (68, 1892490), (85, 1513992), (102, 1261660), (120, 1072411), (136, 946245), (170, 756996), (199, 646680), (204, 630830), (255, 504664), (317, 405960), (340, 378498), (398, 323340), (408, 315415), (510, 252332), (597, 215560), (634, 202980), (680, 189249), (796, 161670), (951, 135320), (995, 129336), (1020, 126166), (1194, 107780), (1268, 101490), (1585, 81192), (1592, 80835), (1902, 67660), (1990, 64668), (2040, 63083), (2388, 53890), (2536, 50745), (2985, 43112), (3170, 40596), (3383, 38040), (3804, 33830), (3980, 32334), (4755, 27064), (4776, 26945), (5389, 23880), (5970, 21556), (6340, 20298), (6766, 19020), (7608, 16915), (7960, 16167), (9510, 13532), (10149, 12680), (10778, 11940)]