289433268

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{1249}}^1$

素因数の和:1457

約数の個数: 72

約数和(自身を含む): 754845000

約数和(自身を除く): 465411732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 157, 164, 246, 314, 369, 471, 492, 628, 738, 942, 1249, 1413, 1476, 1884, 2498, 2826, 3747, 4996, 5652, 6437, 7494, 11241, 12874, 14988, 19311, 22482, 25748, 38622, 44964, 51209, 57933, 77244, 102418, 115866, 153627, 196093, 204836, 231732, 307254, 392186, 460881, 588279, 614508, 784372, 921762, 1176558, 1764837, 1843524, 2353116, 3529674, 7059348, 8039813, 16079626, 24119439, 32159252, 48238878, 72358317, 96477756, 144716634, 289433268]

約数ペア:

[(1, 289433268), (2, 144716634), (3, 96477756), (4, 72358317), (6, 48238878), (9, 32159252), (12, 24119439), (18, 16079626), (36, 8039813), (41, 7059348), (82, 3529674), (123, 2353116), (157, 1843524), (164, 1764837), (246, 1176558), (314, 921762), (369, 784372), (471, 614508), (492, 588279), (628, 460881), (738, 392186), (942, 307254), (1249, 231732), (1413, 204836), (1476, 196093), (1884, 153627), (2498, 115866), (2826, 102418), (3747, 77244), (4996, 57933), (5652, 51209), (6437, 44964), (7494, 38622), (11241, 25748), (12874, 22482), (14988, 19311)]