256480826028

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{1259}}^1\times {\mathrm{1741}}^1$

素因数の和:3220

約数の個数: 144

約数和(自身を含む): 700618464000

約数和(自身を除く): 444137637972

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 199, 294, 398, 588, 597, 796, 1194, 1259, 1393, 1741, 2388, 2518, 2786, 3482, 3777, 4179, 5036, 5223, 5572, 6964, 7554, 8358, 8813, 9751, 10446, 12187, 15108, 16716, 17626, 19502, 20892, 24374, 26439, 29253, 35252, 36561, 39004, 48748, 52878, 58506, 61691, 73122, 85309, 105756, 117012, 123382, 146244, 170618, 185073, 246764, 250541, 255927, 341236, 346459, 370146, 501082, 511854, 692918, 740292, 751623, 1002164, 1023708, 1039377, 1385836, 1503246, 1753787, 2078754, 2191919, 2425213, 3006492, 3507574, 4157508, 4383838, 4850426, 5261361, 6575757, 7015148, 7275639, 8767676, 9700852, 10522722, 12276509, 13151514, 14551278, 15343433, 16976491, 21045444, 24553018, 26303028, 29102556, 30686866, 33952982, 36829527, 46030299, 49106036, 50929473, 61373732, 67905964, 73659054, 92060598, 101858946, 107404031, 147318108, 184121196, 203717892, 214808062, 322212093, 429616124, 436191881, 644424186, 872383762, 1288848372, 1308575643, 1744767524, 2617151286, 3053343167, 5234302572, 6106686334, 9160029501, 12213372668, 18320059002, 21373402169, 36640118004, 42746804338, 64120206507, 85493608676, 128240413014, 256480826028]

約数ペア:

[(1, 256480826028), (2, 128240413014), (3, 85493608676), (4, 64120206507), (6, 42746804338), (7, 36640118004), (12, 21373402169), (14, 18320059002), (21, 12213372668), (28, 9160029501), (42, 6106686334), (49, 5234302572), (84, 3053343167), (98, 2617151286), (147, 1744767524), (196, 1308575643), (199, 1288848372), (294, 872383762), (398, 644424186), (588, 436191881), (597, 429616124), (796, 322212093), (1194, 214808062), (1259, 203717892), (1393, 184121196), (1741, 147318108), (2388, 107404031), (2518, 101858946), (2786, 92060598), (3482, 73659054), (3777, 67905964), (4179, 61373732), (5036, 50929473), (5223, 49106036), (5572, 46030299), (6964, 36829527), (7554, 33952982), (8358, 30686866), (8813, 29102556), (9751, 26303028), (10446, 24553018), (12187, 21045444), (15108, 16976491), (16716, 15343433), (17626, 14551278), (19502, 13151514), (20892, 12276509), (24374, 10522722), (26439, 9700852), (29253, 8767676), (35252, 7275639), (36561, 7015148), (39004, 6575757), (48748, 5261361), (52878, 4850426), (58506, 4383838), (61691, 4157508), (73122, 3507574), (85309, 3006492), (105756, 2425213), (117012, 2191919), (123382, 2078754), (146244, 1753787), (170618, 1503246), (185073, 1385836), (246764, 1039377), (250541, 1023708), (255927, 1002164), (341236, 751623), (346459, 740292), (370146, 692918), (501082, 511854)]