206209920

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:325

約数の個数: 256

約数和(自身を含む): 765734400

約数和(自身を除く): 559524480

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, 67, 70, 80, 84, 96, 105, 112, 120, 128, 134, 140, 160, 168, 192, 201, 210, 224, 229, 240, 268, 280, 320, 335, 336, 384, 402, 420, 448, 458, 469, 480, 536, 560, 640, 670, 672, 687, 804, 840, 896, 916, 938, 960, 1005, 1072, 1120, 1145, 1340, 1344, 1374, 1407, 1603, 1608, 1680, 1832, 1876, 1920, 2010, 2144, 2240, 2290, 2345, 2680, 2688, 2748, 2814, 3206, 3216, 3360, 3435, 3664, 3752, 4020, 4288, 4480, 4580, 4690, 4809, 5360, 5496, 5628, 6412, 6432, 6720, 6870, 7035, 7328, 7504, 8015, 8040, 8576, 9160, 9380, 9618, 10720, 10992, 11256, 12824, 12864, 13440, 13740, 14070, 14656, 15008, 15343, 16030, 16080, 18320, 18760, 19236, 21440, 21984, 22512, 24045, 25648, 25728, 27480, 28140, 29312, 30016, 30686, 32060, 32160, 36640, 37520, 38472, 42880, 43968, 45024, 46029, 48090, 51296, 54960, 56280, 60032, 61372, 64120, 64320, 73280, 75040, 76715, 76944, 87936, 90048, 92058, 96180, 102592, 107401, 109920, 112560, 122744, 128240, 128640, 146560, 150080, 153430, 153888, 180096, 184116, 192360, 205184, 214802, 219840, 225120, 230145, 245488, 256480, 300160, 306860, 307776, 322203, 368232, 384720, 429604, 439680, 450240, 460290, 490976, 512960, 537005, 613720, 615552, 644406, 736464, 769440, 859208, 900480, 920580, 981952, 1025920, 1074010, 1227440, 1288812, 1472928, 1538880, 1611015, 1718416, 1841160, 1963904, 2148020, 2454880, 2577624, 2945856, 3077760, 3222030, 3436832, 3682320, 4296040, 4909760, 5155248, 5891712, 6444060, 6873664, 7364640, 8592080, 9819520, 10310496, 12888120, 13747328, 14729280, 17184160, 20620992, 25776240, 29458560, 34368320, 41241984, 51552480, 68736640, 103104960, 206209920]

約数ペア:

[(1, 206209920), (2, 103104960), (3, 68736640), (4, 51552480), (5, 41241984), (6, 34368320), (7, 29458560), (8, 25776240), (10, 20620992), (12, 17184160), (14, 14729280), (15, 13747328), (16, 12888120), (20, 10310496), (21, 9819520), (24, 8592080), (28, 7364640), (30, 6873664), (32, 6444060), (35, 5891712), (40, 5155248), (42, 4909760), (48, 4296040), (56, 3682320), (60, 3436832), (64, 3222030), (67, 3077760), (70, 2945856), (80, 2577624), (84, 2454880), (96, 2148020), (105, 1963904), (112, 1841160), (120, 1718416), (128, 1611015), (134, 1538880), (140, 1472928), (160, 1288812), (168, 1227440), (192, 1074010), (201, 1025920), (210, 981952), (224, 920580), (229, 900480), (240, 859208), (268, 769440), (280, 736464), (320, 644406), (335, 615552), (336, 613720), (384, 537005), (402, 512960), (420, 490976), (448, 460290), (458, 450240), (469, 439680), (480, 429604), (536, 384720), (560, 368232), (640, 322203), (670, 307776), (672, 306860), (687, 300160), (804, 256480), (840, 245488), (896, 230145), (916, 225120), (938, 219840), (960, 214802), (1005, 205184), (1072, 192360), (1120, 184116), (1145, 180096), (1340, 153888), (1344, 153430), (1374, 150080), (1407, 146560), (1603, 128640), (1608, 128240), (1680, 122744), (1832, 112560), (1876, 109920), (1920, 107401), (2010, 102592), (2144, 96180), (2240, 92058), (2290, 90048), (2345, 87936), (2680, 76944), (2688, 76715), (2748, 75040), (2814, 73280), (3206, 64320), (3216, 64120), (3360, 61372), (3435, 60032), (3664, 56280), (3752, 54960), (4020, 51296), (4288, 48090), (4480, 46029), (4580, 45024), (4690, 43968), (4809, 42880), (5360, 38472), (5496, 37520), (5628, 36640), (6412, 32160), (6432, 32060), (6720, 30686), (6870, 30016), (7035, 29312), (7328, 28140), (7504, 27480), (8015, 25728), (8040, 25648), (8576, 24045), (9160, 22512), (9380, 21984), (9618, 21440), (10720, 19236), (10992, 18760), (11256, 18320), (12824, 16080), (12864, 16030), (13440, 15343), (13740, 15008), (14070, 14656)]