398002880

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{541}}^1$

素因数の和:599

約数の個数: 168

約数和(自身を含む): 1098590640

約数和(自身を除く): 700587760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 121, 152, 160, 176, 190, 209, 220, 242, 304, 320, 352, 380, 418, 440, 484, 541, 605, 608, 704, 760, 836, 880, 968, 1045, 1082, 1210, 1216, 1520, 1672, 1760, 1936, 2090, 2164, 2299, 2420, 2705, 3040, 3344, 3520, 3872, 4180, 4328, 4598, 4840, 5410, 5951, 6080, 6688, 7744, 8360, 8656, 9196, 9680, 10279, 10820, 11495, 11902, 13376, 16720, 17312, 18392, 19360, 20558, 21640, 22990, 23804, 29755, 33440, 34624, 36784, 38720, 41116, 43280, 45980, 47608, 51395, 59510, 65461, 66880, 73568, 82232, 86560, 91960, 95216, 102790, 113069, 119020, 130922, 147136, 164464, 173120, 183920, 190432, 205580, 226138, 238040, 261844, 327305, 328928, 367840, 380864, 411160, 452276, 476080, 523688, 565345, 654610, 657856, 735680, 822320, 904552, 952160, 1047376, 1130690, 1243759, 1309220, 1644640, 1809104, 1904320, 2094752, 2261380, 2487518, 2618440, 3289280, 3618208, 4189504, 4522760, 4975036, 5236880, 6218795, 7236416, 9045520, 9950072, 10473760, 12437590, 18091040, 19900144, 20947520, 24875180, 36182080, 39800288, 49750360, 79600576, 99500720, 199001440, 398002880]

約数ペア:

[(1, 398002880), (2, 199001440), (4, 99500720), (5, 79600576), (8, 49750360), (10, 39800288), (11, 36182080), (16, 24875180), (19, 20947520), (20, 19900144), (22, 18091040), (32, 12437590), (38, 10473760), (40, 9950072), (44, 9045520), (55, 7236416), (64, 6218795), (76, 5236880), (80, 4975036), (88, 4522760), (95, 4189504), (110, 3618208), (121, 3289280), (152, 2618440), (160, 2487518), (176, 2261380), (190, 2094752), (209, 1904320), (220, 1809104), (242, 1644640), (304, 1309220), (320, 1243759), (352, 1130690), (380, 1047376), (418, 952160), (440, 904552), (484, 822320), (541, 735680), (605, 657856), (608, 654610), (704, 565345), (760, 523688), (836, 476080), (880, 452276), (968, 411160), (1045, 380864), (1082, 367840), (1210, 328928), (1216, 327305), (1520, 261844), (1672, 238040), (1760, 226138), (1936, 205580), (2090, 190432), (2164, 183920), (2299, 173120), (2420, 164464), (2705, 147136), (3040, 130922), (3344, 119020), (3520, 113069), (3872, 102790), (4180, 95216), (4328, 91960), (4598, 86560), (4840, 82232), (5410, 73568), (5951, 66880), (6080, 65461), (6688, 59510), (7744, 51395), (8360, 47608), (8656, 45980), (9196, 43280), (9680, 41116), (10279, 38720), (10820, 36784), (11495, 34624), (11902, 33440), (13376, 29755), (16720, 23804), (17312, 22990), (18392, 21640), (19360, 20558)]