320075280

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{21169}}^1$

素因数の和:21198

約数の個数: 160

約数和(自身を含む): 1260038400

約数和(自身を除く): 939963120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 21169, 42338, 63507, 84676, 105845, 127014, 148183, 169352, 190521, 211690, 254028, 296366, 317535, 338704, 381042, 423380, 444549, 508056, 571563, 592732, 635070, 740915, 762084, 846760, 889098, 952605, 1016112, 1143126, 1185464, 1270140, 1333647, 1481830, 1524168, 1693520, 1778196, 1905210, 2222745, 2286252, 2370928, 2540280, 2667294, 2857815, 2963660, 3048336, 3556392, 3810420, 4000941, 4445490, 4572504, 5080560, 5334588, 5715630, 5927320, 6668235, 7112784, 7620840, 8001882, 8890980, 9145008, 10669176, 11431260, 11854640, 13336470, 15241680, 16003764, 17781960, 20004705, 21338352, 22862520, 26672940, 32007528, 35563920, 40009410, 45725040, 53345880, 64015056, 80018820, 106691760, 160037640, 320075280]

約数ペア:

[(1, 320075280), (2, 160037640), (3, 106691760), (4, 80018820), (5, 64015056), (6, 53345880), (7, 45725040), (8, 40009410), (9, 35563920), (10, 32007528), (12, 26672940), (14, 22862520), (15, 21338352), (16, 20004705), (18, 17781960), (20, 16003764), (21, 15241680), (24, 13336470), (27, 11854640), (28, 11431260), (30, 10669176), (35, 9145008), (36, 8890980), (40, 8001882), (42, 7620840), (45, 7112784), (48, 6668235), (54, 5927320), (56, 5715630), (60, 5334588), (63, 5080560), (70, 4572504), (72, 4445490), (80, 4000941), (84, 3810420), (90, 3556392), (105, 3048336), (108, 2963660), (112, 2857815), (120, 2667294), (126, 2540280), (135, 2370928), (140, 2286252), (144, 2222745), (168, 1905210), (180, 1778196), (189, 1693520), (210, 1524168), (216, 1481830), (240, 1333647), (252, 1270140), (270, 1185464), (280, 1143126), (315, 1016112), (336, 952605), (360, 889098), (378, 846760), (420, 762084), (432, 740915), (504, 635070), (540, 592732), (560, 571563), (630, 508056), (720, 444549), (756, 423380), (840, 381042), (945, 338704), (1008, 317535), (1080, 296366), (1260, 254028), (1512, 211690), (1680, 190521), (1890, 169352), (2160, 148183), (2520, 127014), (3024, 105845), (3780, 84676), (5040, 63507), (7560, 42338), (15120, 21169)]