164749480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:299

約数の個数: 128

約数和(自身を含む): 441262080

約数和(自身を除く): 276512600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 113, 127, 140, 164, 205, 226, 254, 280, 287, 328, 410, 452, 508, 565, 574, 635, 791, 820, 889, 904, 1016, 1130, 1148, 1270, 1435, 1582, 1640, 1778, 2260, 2296, 2540, 2870, 3164, 3556, 3955, 4445, 4520, 4633, 5080, 5207, 5740, 6328, 7112, 7910, 8890, 9266, 10414, 11480, 14351, 15820, 17780, 18532, 20828, 23165, 26035, 28702, 31640, 32431, 35560, 36449, 37064, 41656, 46330, 52070, 57404, 64862, 71755, 72898, 92660, 100457, 104140, 114808, 129724, 143510, 145796, 162155, 182245, 185320, 200914, 208280, 259448, 287020, 291592, 324310, 364490, 401828, 502285, 574040, 588391, 648620, 728980, 803656, 1004570, 1176782, 1297240, 1457960, 2009140, 2353564, 2941955, 4018280, 4118737, 4707128, 5883910, 8237474, 11767820, 16474948, 20593685, 23535640, 32949896, 41187370, 82374740, 164749480]

約数ペア:

[(1, 164749480), (2, 82374740), (4, 41187370), (5, 32949896), (7, 23535640), (8, 20593685), (10, 16474948), (14, 11767820), (20, 8237474), (28, 5883910), (35, 4707128), (40, 4118737), (41, 4018280), (56, 2941955), (70, 2353564), (82, 2009140), (113, 1457960), (127, 1297240), (140, 1176782), (164, 1004570), (205, 803656), (226, 728980), (254, 648620), (280, 588391), (287, 574040), (328, 502285), (410, 401828), (452, 364490), (508, 324310), (565, 291592), (574, 287020), (635, 259448), (791, 208280), (820, 200914), (889, 185320), (904, 182245), (1016, 162155), (1130, 145796), (1148, 143510), (1270, 129724), (1435, 114808), (1582, 104140), (1640, 100457), (1778, 92660), (2260, 72898), (2296, 71755), (2540, 64862), (2870, 57404), (3164, 52070), (3556, 46330), (3955, 41656), (4445, 37064), (4520, 36449), (4633, 35560), (5080, 32431), (5207, 31640), (5740, 28702), (6328, 26035), (7112, 23165), (7910, 20828), (8890, 18532), (9266, 17780), (10414, 15820), (11480, 14351)]