20966023680

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{683}}^1$

素因数の和:1287

約数の個数: 320

約数和(自身を含む): 76847367168

約数和(自身を除く): 55881343488

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, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 571, 640, 672, 683, 768, 840, 896, 960, 1120, 1142, 1280, 1344, 1366, 1536, 1680, 1713, 1792, 1920, 2049, 2240, 2284, 2560, 2688, 2732, 2855, 3360, 3415, 3426, 3584, 3840, 3997, 4098, 4480, 4568, 4781, 5376, 5464, 5710, 6720, 6830, 6852, 7680, 7994, 8196, 8565, 8960, 9136, 9562, 10245, 10752, 10928, 11420, 11991, 13440, 13660, 13704, 14343, 15988, 16392, 17130, 17920, 18272, 19124, 19985, 20490, 21856, 22840, 23905, 23982, 26880, 27320, 27408, 28686, 31976, 32784, 34260, 36544, 38248, 39970, 40980, 43712, 45680, 47810, 47964, 53760, 54640, 54816, 57372, 59955, 63952, 65568, 68520, 71715, 73088, 76496, 79940, 81960, 87424, 91360, 95620, 95928, 109280, 109632, 114744, 119910, 127904, 131136, 137040, 143430, 146176, 152992, 159880, 163920, 174848, 182720, 191240, 191856, 218560, 219264, 229488, 239820, 255808, 262272, 274080, 286860, 292352, 305984, 319760, 327840, 349696, 365440, 382480, 383712, 389993, 437120, 438528, 458976, 479640, 511616, 524544, 548160, 573720, 611968, 639520, 655680, 730880, 764960, 767424, 779986, 874240, 877056, 917952, 959280, 1023232, 1049088, 1096320, 1147440, 1169979, 1223936, 1279040, 1311360, 1461760, 1529920, 1534848, 1559972, 1748480, 1835904, 1918560, 1949965, 2046464, 2192640, 2294880, 2339958, 2447872, 2558080, 2622720, 2729951, 3059840, 3069696, 3119944, 3671808, 3837120, 3899930, 4385280, 4589760, 4679916, 5116160, 5245440, 5459902, 5849895, 6119680, 6139392, 6239888, 7343616, 7674240, 7799860, 8189853, 9179520, 9359832, 10232320, 10919804, 11699790, 12239360, 12479776, 13649755, 15348480, 15599720, 16379706, 18359040, 18719664, 21839608, 23399580, 24959552, 27299510, 30696960, 31199440, 32759412, 36718080, 37439328, 40949265, 43679216, 46799160, 49919104, 54599020, 62398880, 65518824, 74878656, 81898530, 87358432, 93598320, 99838208, 109198040, 124797760, 131037648, 149757312, 163797060, 174716864, 187196640, 199676416, 218396080, 249595520, 262075296, 299514624, 327594120, 349433728, 374393280, 436792160, 499191040, 524150592, 599029248, 655188240, 698867456, 748786560, 873584320, 998382080, 1048301184, 1310376480, 1397734912, 1497573120, 1747168640, 2096602368, 2620752960, 2995146240, 3494337280, 4193204736, 5241505920, 6988674560, 10483011840, 20966023680]

約数ペア:

[(1, 20966023680), (2, 10483011840), (3, 6988674560), (4, 5241505920), (5, 4193204736), (6, 3494337280), (7, 2995146240), (8, 2620752960), (10, 2096602368), (12, 1747168640), (14, 1497573120), (15, 1397734912), (16, 1310376480), (20, 1048301184), (21, 998382080), (24, 873584320), (28, 748786560), (30, 698867456), (32, 655188240), (35, 599029248), (40, 524150592), (42, 499191040), (48, 436792160), (56, 374393280), (60, 349433728), (64, 327594120), (70, 299514624), (80, 262075296), (84, 249595520), (96, 218396080), (105, 199676416), (112, 187196640), (120, 174716864), (128, 163797060), (140, 149757312), (160, 131037648), (168, 124797760), (192, 109198040), (210, 99838208), (224, 93598320), (240, 87358432), (256, 81898530), (280, 74878656), (320, 65518824), (336, 62398880), (384, 54599020), (420, 49919104), (448, 46799160), (480, 43679216), (512, 40949265), (560, 37439328), (571, 36718080), (640, 32759412), (672, 31199440), (683, 30696960), (768, 27299510), (840, 24959552), (896, 23399580), (960, 21839608), (1120, 18719664), (1142, 18359040), (1280, 16379706), (1344, 15599720), (1366, 15348480), (1536, 13649755), (1680, 12479776), (1713, 12239360), (1792, 11699790), (1920, 10919804), (2049, 10232320), (2240, 9359832), (2284, 9179520), (2560, 8189853), (2688, 7799860), (2732, 7674240), (2855, 7343616), (3360, 6239888), (3415, 6139392), (3426, 6119680), (3584, 5849895), (3840, 5459902), (3997, 5245440), (4098, 5116160), (4480, 4679916), (4568, 4589760), (4781, 4385280), (5376, 3899930), (5464, 3837120), (5710, 3671808), (6720, 3119944), (6830, 3069696), (6852, 3059840), (7680, 2729951), (7994, 2622720), (8196, 2558080), (8565, 2447872), (8960, 2339958), (9136, 2294880), (9562, 2192640), (10245, 2046464), (10752, 1949965), (10928, 1918560), (11420, 1835904), (11991, 1748480), (13440, 1559972), (13660, 1534848), (13704, 1529920), (14343, 1461760), (15988, 1311360), (16392, 1279040), (17130, 1223936), (17920, 1169979), (18272, 1147440), (19124, 1096320), (19985, 1049088), (20490, 1023232), (21856, 959280), (22840, 917952), (23905, 877056), (23982, 874240), (26880, 779986), (27320, 767424), (27408, 764960), (28686, 730880), (31976, 655680), (32784, 639520), (34260, 611968), (36544, 573720), (38248, 548160), (39970, 524544), (40980, 511616), (43712, 479640), (45680, 458976), (47810, 438528), (47964, 437120), (53760, 389993), (54640, 383712), (54816, 382480), (57372, 365440), (59955, 349696), (63952, 327840), (65568, 319760), (68520, 305984), (71715, 292352), (73088, 286860), (76496, 274080), (79940, 262272), (81960, 255808), (87424, 239820), (91360, 229488), (95620, 219264), (95928, 218560), (109280, 191856), (109632, 191240), (114744, 182720), (119910, 174848), (127904, 163920), (131136, 159880), (137040, 152992), (143430, 146176)]