257535096

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3187}}^1$

素因数の和:3253

約数の個数: 128

約数和(自身を含む): 814087680

約数和(自身を除く): 556552584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 37, 39, 42, 52, 56, 74, 78, 84, 91, 104, 111, 148, 156, 168, 182, 222, 259, 273, 296, 312, 364, 444, 481, 518, 546, 728, 777, 888, 962, 1036, 1092, 1443, 1554, 1924, 2072, 2184, 2886, 3108, 3187, 3367, 3848, 5772, 6216, 6374, 6734, 9561, 10101, 11544, 12748, 13468, 19122, 20202, 22309, 25496, 26936, 38244, 40404, 41431, 44618, 66927, 76488, 80808, 82862, 89236, 117919, 124293, 133854, 165724, 178472, 235838, 248586, 267708, 290017, 331448, 353757, 471676, 497172, 535416, 580034, 707514, 825433, 870051, 943352, 994344, 1160068, 1415028, 1532947, 1650866, 1740102, 2320136, 2476299, 2830056, 3065894, 3301732, 3480204, 4598841, 4952598, 6131788, 6603464, 6960408, 9197682, 9905196, 10730629, 12263576, 18395364, 19810392, 21461258, 32191887, 36790728, 42922516, 64383774, 85845032, 128767548, 257535096]

約数ペア:

[(1, 257535096), (2, 128767548), (3, 85845032), (4, 64383774), (6, 42922516), (7, 36790728), (8, 32191887), (12, 21461258), (13, 19810392), (14, 18395364), (21, 12263576), (24, 10730629), (26, 9905196), (28, 9197682), (37, 6960408), (39, 6603464), (42, 6131788), (52, 4952598), (56, 4598841), (74, 3480204), (78, 3301732), (84, 3065894), (91, 2830056), (104, 2476299), (111, 2320136), (148, 1740102), (156, 1650866), (168, 1532947), (182, 1415028), (222, 1160068), (259, 994344), (273, 943352), (296, 870051), (312, 825433), (364, 707514), (444, 580034), (481, 535416), (518, 497172), (546, 471676), (728, 353757), (777, 331448), (888, 290017), (962, 267708), (1036, 248586), (1092, 235838), (1443, 178472), (1554, 165724), (1924, 133854), (2072, 124293), (2184, 117919), (2886, 89236), (3108, 82862), (3187, 80808), (3367, 76488), (3848, 66927), (5772, 44618), (6216, 41431), (6374, 40404), (6734, 38244), (9561, 26936), (10101, 25496), (11544, 22309), (12748, 20202), (13468, 19122)]