690775680

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{499}}^1$

素因数の和:631

約数の個数: 256

約数和(自身を含む): 2545920000

約数和(自身を除く): 1855144320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 103, 105, 112, 120, 128, 140, 160, 168, 192, 206, 210, 224, 240, 280, 309, 320, 336, 384, 412, 420, 448, 480, 499, 515, 560, 618, 640, 672, 721, 824, 840, 896, 960, 998, 1030, 1120, 1236, 1344, 1442, 1497, 1545, 1648, 1680, 1920, 1996, 2060, 2163, 2240, 2472, 2495, 2688, 2884, 2994, 3090, 3296, 3360, 3493, 3605, 3992, 4120, 4326, 4480, 4944, 4990, 5768, 5988, 6180, 6592, 6720, 6986, 7210, 7485, 7984, 8240, 8652, 9888, 9980, 10479, 10815, 11536, 11976, 12360, 13184, 13440, 13972, 14420, 14970, 15968, 16480, 17304, 17465, 19776, 19960, 20958, 21630, 23072, 23952, 24720, 27944, 28840, 29940, 31936, 32960, 34608, 34930, 39552, 39920, 41916, 43260, 46144, 47904, 49440, 51397, 52395, 55888, 57680, 59880, 63872, 65920, 69216, 69860, 79840, 83832, 86520, 92288, 95808, 98880, 102794, 104790, 111776, 115360, 119760, 138432, 139720, 154191, 159680, 167664, 173040, 191616, 197760, 205588, 209580, 223552, 230720, 239520, 256985, 276864, 279440, 308382, 319360, 335328, 346080, 359779, 411176, 419160, 447104, 461440, 479040, 513970, 558880, 616764, 670656, 692160, 719558, 770955, 822352, 838320, 958080, 1027940, 1079337, 1117760, 1233528, 1341312, 1384320, 1439116, 1541910, 1644704, 1676640, 1798895, 2055880, 2158674, 2235520, 2467056, 2878232, 3083820, 3289408, 3353280, 3597790, 4111760, 4317348, 4934112, 5396685, 5756464, 6167640, 6578816, 6706560, 7195580, 8223520, 8634696, 9868224, 10793370, 11512928, 12335280, 14391160, 16447040, 17269392, 19736448, 21586740, 23025856, 24670560, 28782320, 32894080, 34538784, 43173480, 46051712, 49341120, 57564640, 69077568, 86346960, 98682240, 115129280, 138155136, 172693920, 230258560, 345387840, 690775680]

約数ペア:

[(1, 690775680), (2, 345387840), (3, 230258560), (4, 172693920), (5, 138155136), (6, 115129280), (7, 98682240), (8, 86346960), (10, 69077568), (12, 57564640), (14, 49341120), (15, 46051712), (16, 43173480), (20, 34538784), (21, 32894080), (24, 28782320), (28, 24670560), (30, 23025856), (32, 21586740), (35, 19736448), (40, 17269392), (42, 16447040), (48, 14391160), (56, 12335280), (60, 11512928), (64, 10793370), (70, 9868224), (80, 8634696), (84, 8223520), (96, 7195580), (103, 6706560), (105, 6578816), (112, 6167640), (120, 5756464), (128, 5396685), (140, 4934112), (160, 4317348), (168, 4111760), (192, 3597790), (206, 3353280), (210, 3289408), (224, 3083820), (240, 2878232), (280, 2467056), (309, 2235520), (320, 2158674), (336, 2055880), (384, 1798895), (412, 1676640), (420, 1644704), (448, 1541910), (480, 1439116), (499, 1384320), (515, 1341312), (560, 1233528), (618, 1117760), (640, 1079337), (672, 1027940), (721, 958080), (824, 838320), (840, 822352), (896, 770955), (960, 719558), (998, 692160), (1030, 670656), (1120, 616764), (1236, 558880), (1344, 513970), (1442, 479040), (1497, 461440), (1545, 447104), (1648, 419160), (1680, 411176), (1920, 359779), (1996, 346080), (2060, 335328), (2163, 319360), (2240, 308382), (2472, 279440), (2495, 276864), (2688, 256985), (2884, 239520), (2994, 230720), (3090, 223552), (3296, 209580), (3360, 205588), (3493, 197760), (3605, 191616), (3992, 173040), (4120, 167664), (4326, 159680), (4480, 154191), (4944, 139720), (4990, 138432), (5768, 119760), (5988, 115360), (6180, 111776), (6592, 104790), (6720, 102794), (6986, 98880), (7210, 95808), (7485, 92288), (7984, 86520), (8240, 83832), (8652, 79840), (9888, 69860), (9980, 69216), (10479, 65920), (10815, 63872), (11536, 59880), (11976, 57680), (12360, 55888), (13184, 52395), (13440, 51397), (13972, 49440), (14420, 47904), (14970, 46144), (15968, 43260), (16480, 41916), (17304, 39920), (17465, 39552), (19776, 34930), (19960, 34608), (20958, 32960), (21630, 31936), (23072, 29940), (23952, 28840), (24720, 27944)]