259257712

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{839}}^1$

素因数の和:974

約数の個数: 80

約数和(自身を含む): 599961600

約数和(自身を除く): 340703888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 89, 112, 124, 178, 217, 248, 356, 434, 496, 623, 712, 839, 868, 1246, 1424, 1678, 1736, 2492, 2759, 3356, 3472, 4984, 5518, 5873, 6712, 9968, 11036, 11746, 13424, 19313, 22072, 23492, 26009, 38626, 44144, 46984, 52018, 74671, 77252, 93968, 104036, 149342, 154504, 182063, 208072, 298684, 309008, 364126, 416144, 522697, 597368, 728252, 1045394, 1194736, 1456504, 2090788, 2314801, 2913008, 4181576, 4629602, 8363152, 9259204, 16203607, 18518408, 32407214, 37036816, 64814428, 129628856, 259257712]

約数ペア:

[(1, 259257712), (2, 129628856), (4, 64814428), (7, 37036816), (8, 32407214), (14, 18518408), (16, 16203607), (28, 9259204), (31, 8363152), (56, 4629602), (62, 4181576), (89, 2913008), (112, 2314801), (124, 2090788), (178, 1456504), (217, 1194736), (248, 1045394), (356, 728252), (434, 597368), (496, 522697), (623, 416144), (712, 364126), (839, 309008), (868, 298684), (1246, 208072), (1424, 182063), (1678, 154504), (1736, 149342), (2492, 104036), (2759, 93968), (3356, 77252), (3472, 74671), (4984, 52018), (5518, 46984), (5873, 44144), (6712, 38626), (9968, 26009), (11036, 23492), (11746, 22072), (13424, 19313)]