257784696

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1427}}^1$

素因数の和:1645

約数の個数: 96

約数和(自身を含む): 756297360

約数和(自身を除く): 498512664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 193, 234, 312, 386, 468, 579, 772, 936, 1158, 1427, 1544, 1737, 2316, 2509, 2854, 3474, 4281, 4632, 5018, 5708, 6948, 7527, 8562, 10036, 11416, 12843, 13896, 15054, 17124, 18551, 20072, 22581, 25686, 30108, 34248, 37102, 45162, 51372, 55653, 60216, 74204, 90324, 102744, 111306, 148408, 166959, 180648, 222612, 275411, 333918, 445224, 550822, 667836, 826233, 1101644, 1335672, 1652466, 2203288, 2478699, 3304932, 3580343, 4957398, 6609864, 7160686, 9914796, 10741029, 14321372, 19829592, 21482058, 28642744, 32223087, 42964116, 64446174, 85928232, 128892348, 257784696]

約数ペア:

[(1, 257784696), (2, 128892348), (3, 85928232), (4, 64446174), (6, 42964116), (8, 32223087), (9, 28642744), (12, 21482058), (13, 19829592), (18, 14321372), (24, 10741029), (26, 9914796), (36, 7160686), (39, 6609864), (52, 4957398), (72, 3580343), (78, 3304932), (104, 2478699), (117, 2203288), (156, 1652466), (193, 1335672), (234, 1101644), (312, 826233), (386, 667836), (468, 550822), (579, 445224), (772, 333918), (936, 275411), (1158, 222612), (1427, 180648), (1544, 166959), (1737, 148408), (2316, 111306), (2509, 102744), (2854, 90324), (3474, 74204), (4281, 60216), (4632, 55653), (5018, 51372), (5708, 45162), (6948, 37102), (7527, 34248), (8562, 30108), (10036, 25686), (11416, 22581), (12843, 20072), (13896, 18551), (15054, 17124)]